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Botany > Botany > Flashcards

Botany Flashcards

1
Q
A

Juniperus californicus

CA juniper

more of a shrub.

seed cones maturing red-brown

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2
Q
A

Senecio triangularis

Arrowleaf ragwort

Asteraceae

LF widely triangular

Rays 8

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3
Q
A

Salvia sonomensis

Sonoma sage

Lamiaceae

corolla blue to lilac

stamens appearing very long

Lower lip horizontal

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4
Q
A

Castilleja miniata

great red paintbrush

Orobanchaceae

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5
Q
A

Platystemon californicus

Cream cups

Papaveraceae

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6
Q
A

Rhamnus crocea

spiny redberry

Rhamnaceae

LF elliptic to obovate

veins not prominent

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7
Q
A

Vicia villosa

spring vetch

LFLTS 12-18; tips rounded

INFL crowded; >9 Flowers

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8
Q
A

Lactuca serriola

prickly lettuce

Asteraceae

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9
Q
A

Veronica anagallis-aquatica

water speedwell

Plantaginaceae

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10
Q
A

Stipa hymenoides

Indian ricegrass

Poaceae

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11
Q
A

Euthamia occidentalis

Western goldenrod

Asteraceae

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12
Q
A

Peritoma arborea

bladderpod

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13
Q
A

Blennosperma nanum

common stickyseed

Asteraceae

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14
Q
A

Juncus bufonius

toad rush

Annual

tiny <10 cm

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15
Q
A

Opuntia littoralis

coast prickly pear

Cactaceae

FL yellow

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16
Q
A

Woodwardia fimbriata

giant chain fern

Blechnaceae

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17
Q
A

Primula jeffreyi

Sierra shooting star

Primulaceae

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18
Q
A

Melica imperfecta

coast melic

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19
Q
A

Eriogonum parvifolium

dune buckwheat

Polygonaceae

LVS glabrous adaxially & tomentose abaxially

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20
Q
A

Salvia leucocyphylla

purple sage

Lamiaceae

corolla tube rose-lavender

ZERO lower lip

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21
Q
A

Amorpha californica

CA false-indigo

Fabaceae

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22
Q
A

Nasturtium officinale

water cress

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23
Q
A

Diplacus aurantiacus

Bush monkeyflower

Phrymaceae

FL 2-4/node

LVS entire to serrate

More ‘leggy’ than D. longiflorus

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24
Q
A

Hesperoyucca whipplei

Our Lord’s Candle

Agavaceae

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25
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

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26
Q
A

Frangula californica ssp. tomentella

Hoary coffee brush

Rhamnaceae

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27
Q
A

Tauschia spp.

Tauschia

Apiaceae

compound umbels

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28
Q
A

Gilia tricolor

bird’s eye Gilia

FL throat with purple spots below lobes

INFL not spheric

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29
Q
A

Euphorbia spp.

Spurge

Euphorbiaceae

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30
Q
A

Clematis lasiantha

pipestem clematis

Ranunculaceae

LFLTS 3-5

50-100 stamens

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31
Q
A

Abronia spp.

sand-verbena

Nyctaginaceae

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32
Q
A

Cylindropuntia bigelovii

teddy bear cholla

Cactaceae

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33
Q
A

Salvia apiana

white sage

Lamiaceae

Corolla tube - white - lower lip upcurved, blocking throat

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34
Q
A

Veronica peregrina ssp. xalapensis

purslane speedwell

Plantaginaceae

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35
Q
A

Oxalis pes-caprae

Bermuda buttercup

Oxalidaceae

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36
Q
A

Chenopodium californicum

CA goosefoot

Chenopodiaceae

LF deltate; base truncate to hastate

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37
Q
A

Polygala cornuta

milkwort

Polygalaceae

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38
Q
A

Apiastrum angustifolium

mock celery

Apiaceae

leaves pinnately dissected and linear

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39
Q
A

Morella californica

wax myrtle

Myricaceae

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40
Q
A

Carduus pycnocephalus

Italian thistle

Asteraceae

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41
Q
A

Ambrosia acanthicarpa

burweed

Asteraceae

Canescent-strigose

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42
Q
A

Festuca arundinaceae

tall fescue

Poaceae

NON-native

LF blade auricle clasping

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43
Q
A

Cordylanthus rigidus

rigid birds beak

Orobanchaceae

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44
Q
A

Arundo donax

giant reed grass

Poaceae

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45
Q
A

Eryngium spp.

Coyote thistle

APIACEAE

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46
Q
A

Malva parviflora

cheesweed

Malvaceae

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47
Q
A

Erigeron foliosis

leafy fleabane daisy

Asteraceae

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48
Q
A

Bolboschoenus maritimus

saltmarsh bulrush

Cyperaceae

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49
Q
A

Gilia ochroleuca

desert Gilia

Polemoniaceae

LF Cauline palmate

Calyx lobes linear

INFL not spheric

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50
Q
A

Bolboschoenus maritimus

saltmarsh bulrush

Cyperaceae

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51
Q
A

Artemisia tridentata

great basin sagebrush

Asteraceae

Leaves wedge-shaped

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52
Q
A

Ribes nevadense

Sierra currant

Grossulariaceae

Sepals pink to red

INFL dense 8-20 flowered

FR blue-black glaucous

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53
Q
A

Minuartia douglasii

Douglas sandwort

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54
Q
A

Bromus tectorum

cheat grass

Poaceae

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55
Q
A

Allium spp.

Onion

Alliaceae

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56
Q
A

Adenostoma fasciculatum

chamise

Rosaceae

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57
Q
A

Centaurea solstitialis

yellow starthistle

Asteraceae

Spines pale yellow tipped

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58
Q
A

Nicotiana glauca

tree tobacco

Solanaceae

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59
Q
A

Salvia sonomensis

Sonoma sage

Lamiaceae

corolla blue to lilac

stamens appearing very long

Lower Lip HORIZONTAL

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60
Q
A

Cynodon dactylon

Bermuda grass

Poaceae

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61
Q
A

Blennosperma nanum

common stickyseed

Asteraceae

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62
Q
A

Eleocharis macrostachya

common spikerush

Cyperaceae

larger spikelet than E. parishii

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63
Q
A

Tauschia spp.

Tauschia

Apiaceae

compound umbels

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64
Q
A

Cryptantha spp.

forget-me-nots

Boraginaceae

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65
Q
A

Ambrosia psilostachya var. californica

western ragweed

Asteraceae

Leaves tend to be most glabrous of all Ambrosias

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66
Q
A

Scrophularia californica

CA bee plant

Scrophulariaceae

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67
Q
A

Erigeron foliosis

leafy fleabane daisy

Asteraceae

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68
Q
A

Juncus balticus

Baltic rush

INFL looks lateral

ST cylindrical

Rhizome scaly and long

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69
Q
A

Gnaphalium palustre

lowland cudweed

Asteraceae

wet areas

decumbent

phyllaries = brown

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70
Q
A

Erysimum capitatum

western wallflower

Brassicaceae

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71
Q
A

Heterotheca grandiflora

telegraph weed

Asteraceae

erect

Ray FLs 25-40 - smaller than H. sessiliflora;

proximal cauline LVS clasping

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72
Q
A

Agoseris retrorsa

spear-leaved mountain dandelion

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73
Q
A

Suaeda nigra

bush seepweed

Chenopodiaceae

leaf blades semi-cylindrical

bracts not overlapping

ST shiny green-yellow-brown or red

INFL Open

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74
Q
A

Madia elegans

common madia

Asteraceae

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75
Q
A

Polygonum aviculare

common knotweed

Polygonaceae

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76
Q
A

Euphorbia albomarginata

rattlesnake spurge

Euphorbiaceae

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77
Q
A

Lathyrus latifolius

everlasting pea

Fabaceae

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78
Q
A

Cercocarpus betuloides

birchleaf mahogany

Rosaceae

LVS toothed

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79
Q
A

Cryptantha spp.

forget-me-nots

Boraginaceae

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80
Q
A

Plantago lanceolata

English plantain

Plantaganiceae

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81
Q
A

Pellaea andromedifolia

coffee fern

Pteridaceae

leaves NOT clustered

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82
Q
A

Holodiscus discolor

oceanspray

Rosaceae

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83
Q
A

Iris douglasiana

Douglas iris

Iridaceae

Stigma triangular

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84
Q
A

Sidalcea spp.

Sidalcea

Malvaceae

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85
Q
A

Eschscholzia californica

CA poppy

Papaveraceae

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86
Q
A

Fraxinus dipetala

CA Ash

Oleaceae

2 petals (vs. 0 in F. latifolia)

Leaflets 3-7; serrate

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87
Q
A

Aegilops spp.

goatgrass

Poaceae

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88
Q
A

Lathyrus latifolius

everlasting pea

Fabaceae

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89
Q
A

Cirsium vulgare

bull thistle

Asteraceae

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90
Q
A

Ribes malvaceum

chaparral currant

Grossulariaceae

Sepals pink to purple

INFL open 10-25 flowered

FR purple glaucous and glandular

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91
Q
A

Ascelpias spp.

milkweed

Apocynaceae

filaments fused into filament column

5 elaborate appendages abaxially

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92
Q
A

Eriogonum cinereum

coast buckwheat

Polygonaceae

LF ovate

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93
Q
A

Sanicula crassicaulus

Pacific snakeroot

Apiaceae

simple umbels

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94
Q
A

Lilium humboldtii

Humboldt lily

Liliaceae

LF margin NOT wavy; elliptic

Perianth NOT 2-toned

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95
Q
A

Malacothrix saxatilis

tenuated cliff-aster

Asteraceae

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96
Q
A

Nicotiana glauca

tree tobacco

Solanaceae

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97
Q
A

Cynara cardunculus

Artichoke thistle

Asteraceae

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98
Q
A

Ricinus communis

castor bean

Euphorbiaceae

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99
Q
A

Salvia sonomensis

Sonoma sage

Lamiaceae

corolla blue to lilac

stamens appearing very long

lower lip HORIZONTAL

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100
Q
A

Melica californica

CA melic

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101
Q
A

Rosa californica

CA wild rose

Rosaceae

Petals pink

Shrub

prickles like ‘cat claws’ - compressed at base

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102
Q
A

Woodwardia fimbriata

giant chain fern

Blechnaceae

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103
Q
A

Dipsacus sativus

Indian teasel

INVOLUCRE bract spreading or reflexed

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104
Q
A

Juncus xiphiodes

iris-leaved rush

LF blade looks like iris

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105
Q
A

Cercocarpus betuloides

birchleaf mahogany

Rosaceae

LVS toothed

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106
Q
A

Lathyrus sulphureus

snup pea

Fabaceae

INFL 1-sided

Banner reflexed above middle

FL white-yellow to bronze-orange

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107
Q
A

Ehrendorferia chrysantha

golden eardrops

Papaveraceae

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108
Q
A

Cucurbita foetidissima

Calabazilla

calabazilla

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109
Q
A

Eriophyllum confertiflorum

golden yarrow

Asteraceae

Ray FL 2-5 mm

LF rolled under; linear to ovate

LVS glabrous adaxially

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110
Q
A

Rumex acetosella

sheep sorrell

Polygonaceae

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111
Q
A

Lasthenia spp.

goldfields

LVS opp (vs ALT in Blennosperma)

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112
Q
A

Avena spp.

oat grass

Poaceae

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113
Q
A

Schinus molle

Peruvian pepper tree

Anacardiaceae

Distal branches drooping

looks similar to Fabaceae

LFLTS lanceolate

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114
Q
A

Trifolium spp.

clover

Fabaceae

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115
Q
A

Atriplex semibaccata

Australian saltbush

Chenopodiaceae

LVS oblong to oblanceolate; white scaly abaxially

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116
Q
A

Elymus elymoides

squirrel tail

Poaceae

perennial

cespitose

can be glaucous

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117
Q
A

Achyrachaena mollis

Blow wives

Asteraceae

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118
Q
A

Sonchus asper

Prickly sow thistle

Asteraceae

Spined margins of leaves more pronounced than S. oleraceus

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119
Q
A

Psorothamnus spinosus

Smoke tree

Fabaceae

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120
Q
A

Cynara cardunculus

Artichoke thistle

Asteraceae

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121
Q
A

Euphorbia spp.

Spurge

Euphorbiaceae

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122
Q
A

Daucus pusillus

SW Carrot

Apiaceae

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123
Q
A

Festuca arundinaceae

tall fescue

Poaceae

leaf blade auricle clasping

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124
Q
A

Equisetum laevigatum

smooth scouring rush

Equisetaceae

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125
Q
A

Vitis californica

California wild grape

Vitaceae

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126
Q
A

Ribes cereum

wax currant

Grossulariaceae

spicy odor

Sepals reflexed

Sepals white to pink

INFL open 3-7 flowered

FR red; glabrous to glaucous; may or not be glandular

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127
Q
A

Cirsium arvense

Canada thistle

Asteraceae

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128
Q
A

Rhus integrifolia

lemonade berry

Anacardiaceae

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129
Q
A

Lythrum salicaria

purple loosestrife

Lythraceae

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130
Q
A

Cercocarpus betuloides

birchleaf mahogany

Rosaceae

LVS toothed

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131
Q
A

Ericameria nauseosa

rubber rabbitbrush

Asteraceae

heads DISCOID

strongly scented

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132
Q
A

Phoradendron leucarpum

oak mistletoe

Viscaceae

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133
Q
A

Agoseris retrorsa

spear-leaved mountain dandelion

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134
Q
A

Dichelostemma capitatum

blue dicks

Themidaceae

curved scape

6 stamens (only Dichelostemma with 6)

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135
Q
A

Berberis aquifolium

Tall Oregon grape

Berberidaceae

pinnately veined

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136
Q
A

Bromus madritensis ssp. rubens

red brome

Poaceae

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137
Q
A

Monardella spp.

Coyote mint

Fertile stamens = 4 (versus 2 in Salvia)

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138
Q
A

Erigeron canadensis

Common horseweed

Asteraceae

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139
Q
A

Lonicera subspicata

Southern honeysuckle

Caprifoliaceae

flowers cream; berries pale red

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140
Q
A

Datisca glomerata

Durango root

Datiscaceae

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141
Q
A

Bromus carinatus

CA brome

Poaceae

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142
Q
A

Ipomopsis aggregata

Scarlet gilia

Polemoniaceae

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143
Q
A

Centaurea melitensis

Tocalote

Asteraceae

Spines purple tipped

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144
Q
A

Amsinckia spp.

Fiddleneck

Boraginaceae

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145
Q
A

Garrya spp.

silktassel

Garryaceae

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146
Q
A

Calandrinia ciliata

redmaids

Montiaceae

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147
Q
A

Heterotheca grandiflora

telegraph weed

Asteraceae

erect

Ray FLs 25-40 - smaller than H. sessiliflora;

proximal cauline LVS clasping

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148
Q
A

Iris pseudocorus

horticultural iris

Iridaceae

stigma rounded

Perianth bright yellow

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149
Q
A

Chenopodium murale

nettle-leaved goosefoot

Chenopodiaceae

LF deltate to diamond; base wedge shaped

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150
Q
A

Collomia grandiflora

large flowered collomia

Polemoniaceae

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151
Q
A

Frangula californica ssp. tomentella

Hoary coffee brush

Rhamnaceae

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152
Q
A

Lathyrus vestitus

Pacific peavine

Fabaceae

banner reflexed at 90 degrees

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153
Q
A

Vulpia spp.

‘fescue’

Poaceae

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154
Q
A

Ribes aureum

golden currant

Grossulariaceae

sepals YELLOW

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155
Q
A

Cirsium vulgare

bull thistle

Asteraceae

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156
Q
A

Melica imperfecta

Coast Melic grass

Poaceae

spikelet 3-7 mm (shorter than M. californica)

INFL branches appressed to spreading

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157
Q
A

Daucus pusillus

SW Carrot

Apiaceae

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158
Q
A

Lamarckia aurea

golden top

Poaceae

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159
Q
A

Argemone munita

prickly poppy

Papaveraceae

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160
Q
A

Dryopteris arguta

coastal wood fern

Dryopteridaceae

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161
Q
A

Xanthium spp.

cocklebur

Asteraceae

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162
Q
A

Verbena lasiostachys

western verbena

Verbenaceae

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163
Q
A

Chlorogalum pomeridianum

soap plant

Agavaceae

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164
Q
A

Berberis aquifolium

Tall Oregon grape

Berberidaceae

pinnately veined

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165
Q
A

Iris douglasiana

Douglas iris

Iridaceae

Stigma triangular

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166
Q
A

Senecio flaccidus var. douglasii

Shrub ragwort

Asteraceae

Leaves thread-like

SHRUB

Rays 8, 13 or 21

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167
Q
A

Conium maculatum

poisonhemlock

Apiaceae

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168
Q
A

Foeniculum vulgare

sweet fennel

Apiaceae

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169
Q
A

Cynoglossum grande

houndstongue

Boraginaceae

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170
Q
A

Anemopsis californica

yerba mansa

Sauruceae

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171
Q
A

Marsilea vestita

hairy waterclover

Marsileaceae

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172
Q
A

Adenostoma fasciculatum

chamise

Rosaceae

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173
Q
A

Dittrichia graveolens

stinkwort

Asteraceae

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174
Q
A

Dittrichia graveolens

stinkwort

Asteraceae

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175
Q
A

Marah fabaceae

CA manroot

Cucurbitaceae

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176
Q
A

Ficus carica

fig

Moraceae

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177
Q
A

Iris pseudocorus

horticultural iris

Iridaceae

stigma rounded

Perianth bright yellow

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178
Q
A

Malacothamnus spp.

bushmallow

Malvaceae

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179
Q
A

Polypogon monspeliensis

rabbitsfoot grass

POACEAE

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180
Q
A

Nicotiana glauca

tree tobacco

Solanaceae

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181
Q
A

Galium aparine

sticky bedstraw

Rubiaceae

LVS whorls of 6

Corolla white

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182
Q
A

Datisca glomerata

Durango root

Datiscaceae

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183
Q
A

Verbascum thapsus

wooly mullein

Scrophulariaceae

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184
Q
A

Malacothrix saxatilis

tenuated cliff-aster

Asteraceae

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185
Q
A

Delphinium parryi

desert larkspur

Ranunculaceae

Sepals oval and surpassing petals

INFL raceme more robust about 1’ vs D. parishii

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186
Q
A

Delphinium parryi

desert larkspur

Ranunculaceae

Sepals oval; surpassing petals

INFL raceme more robust than D. parishii; at least 1’ long

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187
Q
A

Poa pratensis

KY Bluegrass

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188
Q
A

Sambucus nigra ssp. caerulea

blue elderberry

Adoxaceae

FR black glaucous (looks blue)

LFLTS 3-9

LFLTS elliptic to ovate

INFL flat-topped

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189
Q
A

Eriogonum parvifolium

dune buckwheat

Polygonaceae

LVS glabrous adaxially & tomentose abaxially

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190
Q
A

Heracleum maximum

cow parsnip

Apiaceae

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191
Q
A

Juniperus californicus

CA juniper

more of a shrub.

seed cones maturing red-brown

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192
Q
A

Elymus glaucus

blue wild rye

Poaceae

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193
Q
A

Plantago major

common plantain

Plantaganiceae

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194
Q
A

Clematis ligusticifolia

Virgin’s bower

Ranunculaceae

LFLTS 5-15

25-50 stamens

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195
Q
A

Berberis aquifolium

Tall Oregon grape

Berberidaceae

pinnately veined

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196
Q
A

Hazardia squarrosa

sawtooth goldenbush

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197
Q
A

Cylindropuntia bigelovii

teddy bear cholla

Cactaceae

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198
Q
A

Monardella spp.

Coyote mint

Fertile stamens = 4 (versus 2 in Salvia)

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199
Q
A

Salvia columbariae

chia

Lamiaceae

corolla pale to ELECTRIC blue; spotted

leaves deeply lobed

1-2 flower clusters/stem

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200
Q
A

Acourtia microcephala

Sacapellote

Asteraceae

one of few pink blooms in sunflower family!

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201
Q
A

Sambucus nigra ssp. caerulea

blue elderberry

Adoxaceae

FR black glaucous (looks blue)

LFLTS 3-9

LFLTS elliptic to ovate

INFL flat-topped

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202
Q
A

Typha spp.

Typha

Typhaceae

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203
Q
A

Cordylanthus rigidus

rigid birds beak

Orobanchaceae

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204
Q
A

Crassula connata

pygmy sandweed

Crassulaceae

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205
Q
A

Hordeum marinum

Mediterranean barley

Poaceae

INFL 1.5-7 cm (gen shorter than summer barley)

INFL green to purple

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206
Q
A

Brodiaea spp.

brodiaea

Themidaceae

Straight scape

3 stamens

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207
Q
A

Salix spp.

willow

Salicaceae

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208
Q
A

Nemophila maculata

five-spot

Boraginaceae

Corolla white with purple spots on lobe tips

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209
Q
A

Salvia sonomensis

Sonoma sage

Lamiaceae

corolla blue to lilac

stamens appearing very long

lower lip HORIZONTAL

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210
Q
A

Veronica anagallis-aquatica

water speedwell

Plantaginaceae

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211
Q
A

Suaeda taxifolia

woolly seablite

Chenopodiaceae

leaf blades semi-cylindrical

bracts overlapping

ST dull gray brown

INFL clustered

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212
Q
A

Castilleja subinclusa

long-leaved paintbrush

Orobanchaceae

FL red (maybe yellow)

Beak protruded Yellow

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213
Q
A

Conium maculatum

poisonhemlock

Apiaceae

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214
Q
A

Solanum douglasii

Douglas nightshade

Solanaceae

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215
Q
A

Equisetum arvense

horsetail

Equisetaceae

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216
Q
A

Veronica peregrina ssp. xalapensis

purslane speedwell

Plantaginaceae

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217
Q
A

Heteromeles arbutifolia

Toyon

Rosaceae

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218
Q
A

Castilleja miniata

great red paintbrush

Orobanchaceae

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219
Q
A

Ribes aureum

golden currant

Grossulariaceae

sepals YELLOW

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220
Q
A

Avena spp.

oat grass

Poaceae

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221
Q
A

Atriplex canescens

hoary saltbush

Chenopodiaceae

LVS linear to oblanceolate; densely white scaly

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222
Q
A

Penstemon heterophyllus

Foothill penstemon

Plantaginaceae

corolla bluish-purple

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223
Q
A

Iris missouriensis

western blue flag

Iridaceae

stigma 2-lobed

Perianth white to pale lavender

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224
Q
A

Mesembryanthemum nodiflorum

slenderleaf iceplant

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225
Q
A

Prosopis glandulosa

honey mesquite

Fabaceae

2nd order LFLTS 7-14 pair (vs. S. greggii)

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226
Q
A

Cordylanthus rigidus

rigid birds beak

Orobanchaceae

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227
Q
A

Festuca arundinaceae

tall fescue

Poaceae

leaf blade auricle clasping

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228
Q
A
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229
Q
A

Bromus madritensis ssp. rubens

red brome

Poaceae

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230
Q
A

Carpobrotus spp.

ice plant

Aizoaceae

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231
Q
A

Chamerion angustifolium

fireweed

Onagraceae

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232
Q
A

Castilleja applegatei

wavyleaf paintbrush

Orobanchaceae

LVS wavy

FL bright red

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233
Q
A

Plantago lanceolata

English plantain

Plantaganiceae

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234
Q
A

Gilia capitata ssp. abrotanifolia

blue field Gilia

Polemoniaceae

corolla pale blue-white

calyx hairy; lobes acute to acuminate

INFL head terminal/spheric - 25-50 FL

LVS cauline finger-like

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235
Q
A

Penstemon heterophyllus

Foothill penstemon

Plantaginaceae

corolla bluish-purple

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236
Q
A

Eriogonum parvifolium

dune buckwheat

Polygonaceae

LVS glabrous adaxially & tomentose abaxially

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237
Q
A

Salvia mellifera

black sage

Lamiaceae

Leaf adaxially glabrous;

corolla WHITE to pale blue or lavender

LOWER LIP @ 90 degree angle

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238
Q
A

Stachys spp.

hedge nettle

Lamiaceae

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239
Q
A

Heteromeles arbutifolia

toyon

Rosaceae

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240
Q
A

Aspidotis densa

lace fern

Pteridaceae

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241
Q
A

Apiastrum angustifolium

mock celery

Apiaceae

leaves pinnately dissected and linear

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242
Q
A

Silybum marianum

milk thistle

Asteraceae

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243
Q
A

Apium graveolens

celery

Apiaceae

leaves NOT pinnately dissected (like Apiastrum)

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244
Q
A

Bromus hordeaceus

Soft chess

Poaceae

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245
Q
A

Croton setiger

turkey-mullein

Euphorbiaceae

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246
Q
A

Iris macrosiphon

Bowl-tube iris

Iridaceae

Stigma triangular

LVs narrower than I. douglasii

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247
Q
A

Euthamia occidentalis

Western goldenrod

Asteraceae

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248
Q
A

Vicia sativa

common vetch

LFLTS 8-14; tips acute/truncate/notched

INFL not crowded; 1-3 Flowers

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249
Q
A

Salvia leucocyphylla

purple sage

Lamiaceae

corolla tube rose-lavender

ZERO lower lip

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250
Q
A

Gilia tricolor

bird’s eye Gilia

FL throat with purple spots below lobes

INFL not spheric

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251
Q
A

Cynoglossum grande

houndstongue

Boraginaceae

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252
Q
A

Cytisus scoparius

Scotch broom

Fabaceae

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253
Q
A

Pseudognaphalium microcephalum

Wright’s cudweed

Asteraceae

Phyllaries white

LVS VERY Felty; almost white

LVS gradually smaller, distally

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254
Q
A

Lathyrus sulphureus

snup pea

Fabaceae

INFL 1-sided

Banner reflexed above middle

FL white-yellow to bronze-orange

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255
Q
A

Delphinium cardinale

scarlet larkspur

Ranunculaceae

Sepals red

LVS multi-lobed

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256
Q
A
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257
Q
A

Pickeringia montana

chaparral pea

Fabaceae

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258
Q
A

Leptosiphon aureus

desert star

Polemoniaceae

Corolla yellow or white

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259
Q
A

Bromus madritensis ssp. rubens

red brome

Poaceae

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260
Q
A

Juncus bufonius

toad rush

Annual

tiny <10 cm

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261
Q
A

Hypericum perforatum

Klamathweed

Hypericaceae

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262
Q
A

Stipa pulchra

purple needle grass

Poaceae

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263
Q
A

Eriophyllum confertiflorum

golden yarrow

Asteraceae

Ray FL 2-5 mm

LF rolled under; obovate

LVS glabrous adaxially

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264
Q
A

Cercis occidentalis

western redbud

Fabaceae

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265
Q
A

Malacothrix saxatilis

tenuated cliff-aster

Asteraceae

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266
Q
A

Festuca arundinaceae

tall fescue

Poaceae

leaf blade auricle clasping

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267
Q
A

Frankenia salina

alkali heath

Frankeniaceae

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268
Q
A

Garrya spp.

silktassel

Garryaceae

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269
Q
A

Argemone munita

prickly poppy

Papaveraceae

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270
Q
A

Juglans hindsii

Northern CA black walnut

FRUIT 3.5-5 cm, shell smooth to shallowly grooved

abaxial leaf vein axils with hairs

Leaflets narrow triangular to lanceolate

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271
Q
A

Ericameria nauseosa

rubber rabbitbrush

Asteraceae

heads DISCOID

strongly scented

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272
Q
A

Chenopodium album

lamb’s quarters

Chenopodiaceae

LF Diamond shaped

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273
Q
A

Keckiella spp.

beardstongue

Plantaginaceae

fertile filaments attached to corolla at ONE level

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274
Q
A

Dipsacus fullonum

Fuller’s teasel

INVOLUCRE bract erect or upcurved

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275
Q
A

Fraxinus dipetala

CA Ash

Oleaceae

2 petals (vs. 0 in F. latifolia)

Leaflets 3-7; serrate

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276
Q
A

Salvia mellifera

black sage

Lamiaceae

Leaf adaxially glabrous;

corolla WHITE to pale blue or lavender

LOWER LIP @ 90 degree angle

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277
Q
A

Carpobrotus spp.

ice plant

Aizoaceae

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278
Q
A

Prunus emarginata

bitter cherry

Rosaceae

FL 3-12

shorter petiole than P. virginiana

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279
Q
A

Senecio triangularis

Arrowleaf ragwort

Asteraceae

LF widely triangular

Rays 8

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280
Q
A

Mentzelia laevicaulis

blazing star

Loasaceae

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281
Q
A

Epilobium canum

CA fuschia

Onagraceae

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282
Q
A

Erythronium spp.

Fawn lily

Liliaceae

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283
Q
A

Diplacus calycinus

Fuzzy bush monkeyflower

Phrymaceae

FL 2/node

LVS serrate and narrowly elliptic

Corolla pale cream to pale yellow

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284
Q
A

Scrophularia californica

CA bee plant

Scrophulariaceae

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285
Q
A

Claytonia parviflora

small-flowered miners lettuce

MONTIACEAE

Basal LVS >3x longer than wide; bases tapered to petiole

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286
Q
A

Melilotus alba

white sweetclover

Fabaceae

LVS slightly toothed

corolla WHITE

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287
Q
A

Festuca arundinaceae

tall fescue

Poaceae

leaf blade auricle clasping

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288
Q
A

Lythrum salicaria

purple loosestrife

Lythraceae

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289
Q
A

Rosa gymnocarpa

wood rose

Rosaceae

Petals pink to red

loose shrub

prickles needle-like

sepals deciduous in fruit

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290
Q
A

Eriogonum elongatum

long-stemmed buckwheat

Polygonaceae

involucre 1/node in raceme-like arrangement

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291
Q
A

Poa pratensis

Kentucky blue grass

Poaceae

loosely to densely tufted

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292
Q
A

Artemisia dracunculus

tarragon

Asteraceae

leaves few lobed - linear

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293
Q
A

Hazardia squarrosa

sawtooth goldenbush

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294
Q
A

Festuca arundinaceae

tall fescue

Poaceae

leaf blade auricle clasping

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295
Q
A

Thermopsis californica

CA False-Lupine

Fabaceae

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296
Q
A

Chlorogalum pomeridianum

soap plant

Agavaceae

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297
Q
A

Mesembryanthemum nodiflorum

slenderleaf iceplant

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298
Q
A

Oxalis oregana

redwood sorrell

Oxalidaceae

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299
Q
A

Prunus ilicifolia

hollyleaf cherry

Rosaceae

Evergreen

LVS spiny-serrate

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300
Q
A

Ribes aureum

golden currant

Grossulariaceae

sepals YELLOW

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301
Q
A

Urtica dioica

stinging nettle

Urticaceae

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302
Q
A

Abronia spp.

sand-verbena

Nyctaginaceae

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303
Q
A

Lomation dasycarpum

hog fennel

Apiaceae

corolla WHITE

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304
Q
A

Calochortus spp.

Mariposa lily

Liliaceae

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305
Q
A

Argemone munita

prickly poppy

Papaveraceae

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306
Q
A

Penstemon centranthifolius

Scarlet bugler

Plantaginaceae

corolla red

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307
Q
A

Schinus terebinthifolius

Brazilian pepper tree

Anacardiaceae

Distal branches spreading to erect

looks similar to Fabaceae

LFLTS elliptic to oblong

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308
Q
A

Diplacus aurantiacus

Bush monkeyflower

Phrymaceae

FL 2-4/node

LVS entire to serrate

More ‘leggy’ than D. longiflorus

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309
Q
A

Primula jeffreyi

Sierra shooting star

Primulaceae

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310
Q
A

Baccharis salicifolia

mulefat

Asteraceae

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311
Q
A

Agoseris retrorsa

spear-leaved mountain dandelion

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312
Q
A

Corylus cornuta

hazelnut

Betulaceae

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313
Q
A

Calochortus spp.

Mariposa lily

Liliaceae

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314
Q
A

Taxus brevifolia

Pacific yew

Taxaceae

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315
Q
A

Rhododendron macrophyllum

bigleaf maple

Ericaceae

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316
Q
A

Lilium humboldtii

Humboldt lily

Liliaceae

LF margin NOT wavy; elliptic

Perianth 2-toned

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317
Q
A

Elymus caput-medusae

medusa head

Poaceae

annual

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318
Q
A

Pectocarya setosa

moth combseed

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319
Q
A

Isocoma menziesii

coastal goldenbush

Asteraceae

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320
Q
A

Eschscholzia californica

CA poppy

Papaveraceae

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321
Q
A

Vaccinium ovatum

evergreen huckleberry

Ericaceae

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322
Q
A

Heuchera micrantha

crevice alum root

Saxifragaceae

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323
Q
A

Xanthium spp.

cocklebur

Asteraceae

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324
Q
A

Triphysaria eriantha

Johnny tuck

Plantaginaceae

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325
Q
A

Malosma laurina

laurelleaf sumac

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326
Q
A

Senecio vulgaris

common groundsel

Asteraceae

Leaves lobed

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327
Q
A

Holocarpha virgata

common tarweed

Asteraceae

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328
Q
A

Chenopodium album

lamb’s quarters

Chenopodiaceae

LF Diamond shaped

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329
Q
A

Pseudognaphalium bioletti

bi-colored everlasting

Asteraceae

Opposing LF faces contrasting in color

Sharply scented

Phyllaries white to pink

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330
Q
A

Lilium pardalinum

Leopard lily

Liliaceae

LF margin NOT wavy; elliptic

Perianth 2-toned

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331
Q
A

Genista monspessulana

French broom

Fabaceae

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332
Q
A

Erysimum capitatum

western wallflower

Brassicaceae

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333
Q
A

Ambrosia psilostachya var. californica

western ragweed

Asteraceae

Leaves most glabrous of other Ambrosias

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334
Q
A

Hordeum marinum

Mediterranean barley

Poaceae

INFL 1.5-7 cm (gen shorter than summer barley)

INFL green to purple

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335
Q
A

Cynoglossum grande

houndstongue

Boraginaceae

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336
Q
A

Veratrum californicum

CA false hellebore

Melanthiaceae

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337
Q
A

Amorpha californica

CA false-indigo

Fabaceae

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338
Q
A

Cylindropuntia bigelovii

teddy bear cholla

Cactaceae

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339
Q
A

Ammophila arenaria

European beach grass

Poaceae

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340
Q
A

Carduus pycnocephalus

Italian thistle

Asteraceae

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341
Q
A

Bromus tectorum

cheat grass

Poaceae

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342
Q
A

Bromus hordeaceus

Soft chess

Poaceae

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343
Q
A

Senagalia greggii

catclaw

Fabaceae

2nd order LFLTS 3-6 pair (vs. P. glandulosa)

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344
Q
A

Salix spp.

willow

Salicaceae

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345
Q
A

Aquilegia formosa

columbine

Ranunculaceae

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346
Q
A

Opuntia basilaris

beavertail cactus

Cactaceae

FL magenta

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347
Q
A

Datura wrightii

Jimson weed

Solanaceae

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348
Q
A

Artemisia tridentata

great basin sagebrush

Asteraceae

Leaves wedge-shaped

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349
Q
A

Aconitum columbianum

monkshood

Ranunculaceae

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350
Q
A

Heterotheca grandiflora

telegraph weed

Asteraceae

erect

Ray FLs 25-40 - smaller than H. sessiliflora;

proximal cauline LVS clasping

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351
Q
A

Cytisus scoparius

Scotch broom

Fabaceae

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352
Q
A

Amsinckia spp.

Fiddleneck

Boraginaceae

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353
Q
A

Eriophyllum confertiflorum

golden yarrow

Asteraceae

Ray FL 2-5 mm

LF rolled under; obovate

LVS glabrous adaxially

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354
Q
A

Scrophularia californica

CA bee plant

Scrophulariaceae

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355
Q
A

Malacothamnus spp.

bushmallow

Malvaceae

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356
Q
A

Amaranthus spp.

Pigweed or Tumbleweed

Amaranthaceae

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357
Q
A

Elymus glaucus

blue wild rye

Poaceae

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358
Q
A

Brassica nigra

black mustard

Brassicaceae

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359
Q
A

Senecio aronicoides

butterweed

Asteraceae

LF ovate to elliptic

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360
Q
A

Keckiella spp.

beardstongue

Plantaginaceae

fertile filaments attached to corolla at ONE level

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361
Q
A

Triteleia hyacintha

wild hyacinth

Themidaceae

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362
Q
A

Tauschia spp.

Tauschia

Apiaceae

compound umbels

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363
Q
A

Castilleja subinclusa

long-leaved paintbrush

Orobanchaceae

FL red (maybe yellow)

Beak protruded Yellow

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364
Q
A

Pogogyne spp.

Pogogyne

Lamiaceae

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365
Q
A

Wyethia spp.

mule ears

Asteraceae

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366
Q
A

Oemleria cerasiformis

Indian plum

Rosaceae

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367
Q
A

Oemleria cerasiformis

Indian plum

Rosaceae

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368
Q
A

Chenopodium californicum

CA goosefoot

Chenopodiaceae

LF deltate; base truncate to hastate

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369
Q
A

Elymus condensatus

giant wildrye

Poaceae

perennial

cespitose

INFL branched

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370
Q
A

Lomatium dasycarpum

hog fennell

Apiaceae

corolla white-green (may look pale yellow)

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371
Q
A

Deinandra fasciculata

fasciculated tarplant

Asteraceae

bracts subtending head overlapping

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372
Q
A

Pennisetum setaceum

African fountain grass

Poaceae

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373
Q
A

Melica californica

CA Melic grass

Poaceae

spikelet 5-15 mm (longer than M. imperfecta)

INFL branches appressed

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374
Q
A

Croton setiger

turkey-mullein

Euphorbiaceae

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375
Q
A

Heracleum maximum

cow parsnip

Apiaceae

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376
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

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377
Q
A

Stipa miliacea

smilo grass

Poaceae

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378
Q
A

Rumex crispus

curly dock

Polygonaceae

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379
Q
A

Robinia pseudoacacia

black locust

Fabaceae

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380
Q
A

Dudleya pulverulenta

chalky live-forever

Crassulaceae

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381
Q
A

Corylus cornuta

hazelnut

Betulaceae

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382
Q
A

Senecio flaccidus var. douglasii

Shrub ragwort

Asteraceae

Leaves thread-like

SHRUB

Rays 8, 13 or 21

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383
Q
A

Toxicodendron diversilobum

poisonoak

Anacardiaceae

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384
Q
A

Sedum spathulifolium

Pacific stonecrop

Crassulaceae

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385
Q
A

Helminthotheca echioides

bristly ox-tongue

Asteraceae

LVS ‘bumpy’

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386
Q
A

Sonchus asper

Prickly sow thistle

Asteraceae

Spined margins of leaves more pronounced than S. oleraceus

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387
Q
A

Galium aparine

sticky bedstraw

Rubiaceae

LVS whorls of 6

Corolla white

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388
Q
A

Frankenia salina

alkali heath

Frankeniaceae

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389
Q
A

Salvia apiana

white sage

Lamiaceae

Corolla tube - white - lower lip upcurved, blocking throat

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390
Q
A

Torilis arvensis

hedge parsley

Apiaceae

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391
Q
A

Penstemon centranthifolius

Scarlet bugler

Plantaginaceae

corolla red

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392
Q
A

Ceanothus spp.

Ceanothus

Rhamnaceae

only member of family with SHOWY flowers

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393
Q
A

Allium spp.

Onion

Alliaceae

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394
Q
A

Corallorhiza maculata

spotted coralroot

Orchidaceae

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395
Q
A

Eriogonum nudum

barestem buckwheat

Polygonaceae

LVS basal

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396
Q
A

Chamaebatia foliolosa

mountain misery

Rosaceae

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397
Q
A

Avena spp.

oat grass

Poaceae

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398
Q
A

Vulpia spp.

‘fescue’

Poaceae

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399
Q
A

Rhododendron macrophyllum

bigleaf maple

Ericaceae

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400
Q
A

Cornus sericea

redosier dogwood

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401
Q
A

Erigeron canadensis

Common horseweed

Asteraceae

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402
Q
A

Equisetum laevigatum

smooth scouring rush

Equisetaceae

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403
Q
A

Pedicularis densiflorus

Indian warrior

Orobanchaceae

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404
Q
A

Salsola tragus

Russian thistle

Chenopodiaceae

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405
Q
A

Platystemon californicus

Cream cups

Papaveraceae

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406
Q
A

Castilleja affinis

Indian paintbrush

Orobanchaceae

FL red or yellow

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407
Q
A

Salvia columbariae

chia

Lamiaceae

corolla pale to ELECTRIC blue; spotted

1-2 flower clusters/stem

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408
Q
A

Helianthus annuus

common sunflower

Asteraceae

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409
Q
A

Marah fabaceae

CA manroot

Cucurbitaceae

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410
Q
A

Opuntia littoralis

coast prickly pear

Cactaceae

FL yellow

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411
Q
A

Argemone munita

prickly poppy

Papaveraceae

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412
Q
A

Hazardia squarrosa

sawtooth goldenbush

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413
Q
A

Rhus integrifolia

lemonade berry

Anacardiaceae

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414
Q
A

Prosopis glandulosa

honey mesquite

Fabaceae

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415
Q
A

Distichlis spicata

salt grass

Poaceae

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416
Q
A

Polystichum spp.

sword fern

Dryopteridaceae

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417
Q
A

Croton californicus

California croton

Euphorbiaceae

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418
Q
A

Aquilegia formosa

columbine

Ranunculaceae

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419
Q
A

Calyptridium umbellatum

pussy paws

Montiaceae

FL Showy

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420
Q
A

Solanum xanti

chaparral nightshade

Solanaceae

plant NOT prickly

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421
Q
A

Poa bulbosa

bulbous blue grass

Poaceae

densely cespitose

ST base bulbous

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422
Q
A

Hypericum perforatum

Klamathweed

Hypericaceae

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423
Q
A

Phacelia spp.

Phacelia

Boraginaceae

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424
Q
A

Marrubium vulgare

horehound

Lamiaceae

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425
Q
A

Galium andrewsii

phlox-leaved bedstraw

Rubiaceae

LVS whorls of 4

corolla light yellow

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426
Q
A

Melica imperfecta

coast melic

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427
Q
A

Triteleia laxa

Ithuriel’s spear

Themidaceae

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428
Q
A

Limnanthes alba

white meadowfoam

Limnanthaceae

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429
Q
A

Calyptridium monandrum

Sand-cress

Montiaceae

FL NOT Showy

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430
Q
A

Silene laciniata

Indian pink

Caryophyllaceae

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431
Q
A

Bromus carinatus

CA brome

Poaceae

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432
Q
A

Cercocarpus ledifolius

birchleaf mahogany

Rosaceae

LVS entire

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433
Q
A

Pennisetum setaceum

African fountain grass

Poaceae

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434
Q
A

Malacothamnus spp.

bushmallow

Malvaceae

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435
Q
A

Erythranthe guttata

Seep monkey flower

Phrymaceae

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436
Q
A

Malva parviflora

cheesweed

Malvaceae

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437
Q
A

Eryngium spp.

Coyote thistle

APIACEAE

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438
Q
A

Apiastrum angustifolium

mock celery

Apiaceae

leaves pinnately dissected and linear

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439
Q
A

Platystemon californicus

Cream cups

Papaveraceae

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440
Q
A

Layia glandulosa

white layia

Asteraceae

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441
Q
A

Eryngium spp.

Coyote thistle

APIACEAE

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442
Q
A

Prunus emarginata

bitter cherry

Rosaceae

FL 3-12

shorter petiole than P. virginiana

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443
Q
A

Stipa pulchra

purple needle grass

Poaceae

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444
Q
A

Thermopsis californica

CA False-Lupine

Fabaceae

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445
Q
A

Phacelia spp.

Phacelia

Boraginaceae

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446
Q
A

Malosma laurina

Laurel sumac

Anacardiaceae

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447
Q
A

Vicia villosa

spring vetch

LFLTS 12-18; tips rounded

INFL crowded; >9 Flowers

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448
Q
A

Rubus ursinus

Pacific blackberry

Rosaceae

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449
Q
A

Rumex acetosella

sheep sorrell

Polygonaceae

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450
Q
A

Apium graveolens

celery

Apiaceae

leaves NOT pinnately dissected (like Apiastrum)

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451
Q
A

Isocoma menziesii

coastal goldenbush

Asteraceae

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452
Q
A

Penstemon heterophyllus

Foothill penstemon

Plantaginaceae

corolla bluish-purple

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453
Q
A

Lythrum hyssopifolia

Hyssop loosestrife

Lythraceae

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454
Q
A

Pectocarya setosa

moth combseed

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455
Q
A

Conium maculatum

poisonhemlock

Apiaceae

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456
Q
A

Melilotus alba

white sweetclover

Fabaceae

LVS slightly toothed

corolla WHITE

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457
Q
A

Sanicula bipinnitifida

Purple sanicle

Apiaceae

simple umbels

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458
Q
A

Helenium bigelovii

sneezeweed

Asteraceae

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459
Q
A

Gilia tricolor

bird’s eye Gilia

FL throat with purple spots below lobes

INFL not spheric

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460
Q
A

Monardella spp.

Coyote mint

Fertile stamens = 4 (versus 2 in Salvia)

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461
Q
A

Calycanthus occidentalis

spicebush

Calycanthaceae

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462
Q
A

Calycanthus occidentalis

spicebush

Calycanthaceae

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463
Q
A

Brodiaea spp.

brodiaea

Themidaceae

Straight scape

3 stamens

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464
Q
A

Erigeron foliosis

leafy fleabane daisy

Asteraceae

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465
Q
A

Lamarckia aurea

golden top

Poaceae

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466
Q
A

Salvia mellifera

black sage

Lamiaceae

Leaf adaxially glabrous;

corolla WHITE to pale blue or lavender

LOWER LIP @ 90 degree angle

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467
Q
A

Orobanche fasciculata

clustered broomrape

Orobanchaceae

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468
Q
A

Orobanche fasciculata

clustered broomrape

Orobanchaceae

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469
Q
A

Artemisia douglasiana

mugwort

Asteraceae

Leaves 3-5 lobed

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470
Q
A

Dendromecon rigida

bush poppy

Papaveraceae

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471
Q
A

Salvia leucocyphylla

purple sage

Lamiaceae

corolla tube rose-lavender

ZERO lower lip

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472
Q
A

Senecio triangularis

Arrowleaf ragwort

Asteraceae

LF widely triangular

Rays 8

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473
Q
A

Dudleya pulverulenta

chalky live-forever

Crassulaceae

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474
Q
A

Allenrolfea occidentalis

iodine bush

Chenopodiaceae

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475
Q
A

Pickeringia montana

chaparral pea

Fabaceae

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476
Q
A

Pseudognaphalium luteoalbum

Jersey cudweed

Asteraceae

Phyllaries silver gray to yellow to brown

LVS heavily tomentose; silvery

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477
Q
A

Heteromeles arbutifolia

toyon

Rosaceae

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478
Q
A

Cytisus scoparius

Scotch broom

Fabaceae

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479
Q
A

Prunus emarginata

bitter cherry

Rosaceae

FL 3-12

shorter petiole than P. virginiana

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480
Q
A

Vaccinium parvifolium

red huckleberry

Ericaceae

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481
Q
A

Poa secunda

one-sided blue grass

Poaceae

densely tufted

INFL appressed (spreading only in FL)

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482
Q
A

Briza spp.

Rattlesnake grass

Poaceae

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483
Q
A

Genista monspessulana

French broom

Fabaceae

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484
Q
A

Elymus elymoides

squirrel tail

Poaceae

perennial

cespitose

can be glaucous

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485
Q
A

Calochortus spp.

Mariposa lily

Liliaceae

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486
Q
A

Pectocarya setosa

moth combseed

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487
Q
A

Achillea millefolium

yarrow

Asteraceae

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488
Q
A

Lathyrus sulphureus

snup pea

Fabaceae

INFL 1-sided

Banner reflexed above middle

FL white-yellow to bronze-orange

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489
Q
A

Castilleja affinis

Indian paintbrush

Orobanchaceae

FL red or yellow

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490
Q
A

Claytonia perfoliata

miners lettuce

MONTIACEAE

Basal LVS <3x longer than wide; bases tapered abruptly or truncate

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491
Q
A

Prunella vulgaris

self heal

Lamiaceae

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492
Q
A

Ribes roezlii

Sierra gooseberry

Grossulariaceae

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493
Q
A

Limnanthes alba

white meadowfoam

Limnanthaceae

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494
Q
A

Poa secunda

one-sided blue grass

Poaceae

densely tufted

INFL appressed (spreading only in FL)

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495
Q
A

Stachys spp.

hedge nettle

Lamiaceae

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496
Q
A

Primula jeffreyi

Sierra shooting star

Primulaceae

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497
Q
A

Eucalyptus globulus

blue gum

Myrtaceae

Perianth <2cm

LVS sickle-shaped (narrowly lanceolate)

FR warty and 4-ribbed

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498
Q
A

Xanthium spp.

cocklebur

Asteraceae

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499
Q
A

Iris macrosiphon

Bowl-tube iris

Iridaceae

Stigma triangular

LVs narrower than I. douglasii

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500
Q
A

Ericameria bloomeri

Bloomer’s rabbitbrush

Asteraceae

RAY flowers 1-5 (vs. E. linearifolia)

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501
Q
A

Agave deserti

Desert agave

Agavaceae

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502
Q
A

Delphinium parishii

pale-flowered larkspur

Ranunculaceae

Sepals oblong; not surpassing petals

Flower raceme not robust (like D. parryi)

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503
Q
A
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504
Q
A

Centromadia pungens

common spikeweed

Asteraceae

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505
Q
A

Diplacus calycinus

Fuzzy bush monkeyflower

Phrymaceae

FL 2/node

LVS serrate and narrowly elliptic

Corolla pale cream to pale yellow

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506
Q
A

Calyptridium umbellatum

pussy paws

Montiaceae

FL Showy

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507
Q
A

Heterotheca sessiliflora

hairy goldenaster

Asteraceae

decumbent to erect

coastal

Ray FLs 4-24 - larger than H. grandiflora

NO LVS clasping

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508
Q
A

Extriplex californica

CA Orach

Chenopodiaceae

Coastal

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509
Q
A

Adiantum aleuticum

Five-fingered fern

Pteridaceae

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510
Q
A

Claytonia perfoliata

miners lettuce

MONTIACEAE

Basal LVS <3x longer than wide; bases tapered abruptly or truncate

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511
Q
A

Castilleja exserta

purple owl clover

Orobanchaceae

FL white, lavender or purple

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512
Q
A

Eriodictyon crassifolium

thick-leaved yerba santa

Boraginaceae

leafs tomentose

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513
Q
A

Centromadia pungens

common spikeweed

Asteraceae

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514
Q
A

Tribulus terrestris

Puncture vine

Zygophyllaceae

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515
Q
A

Iris macrosiphon

Bowl-tube iris

Iridaceae

Stigma triangular

LVs narrower than I. douglasii

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516
Q
A

Eucalyptus globulus

blue gum

Myrtaceae

Perianth <2 cm

LVS sickle-shaped (narrowly lanceolate)

FR warty and 4-ribbed

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517
Q
A

Collomia grandiflora

large flowered collomia

Polemoniaceae

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518
Q
A

Chenopodium album

lamb’s quarters

Chenopodiaceae

LF Diamond shaped

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519
Q
A

Rhododendron columbianum

western labrador tea

Ericaceae

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520
Q
A

Rumex acetosella

sheep sorrell

Polygonaceae

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521
Q
A

Eriogonum nudum

barestem buckwheat

Polygonaceae

LVS basal

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522
Q
A

Suaeda nigra

bush seepweed

Chenopodiaceae

leaf blades semi-cylindrical

bracts not overlapping

ST shiny green-yellow-brown or red

INFL Open

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523
Q
A

Holocarpha virgata

common tarweed

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524
Q
A

Helianthus annuus

common sunflower

Asteraceae

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525
Q
A

Lonicera interrupta

Chaparral honeysuckle

Caprifoliaceae

Flowers yellow; berries red

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526
Q
A

Poa pratensis

Kentucky blue grass

Poaceae

loosely to densely tufted

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527
Q
A

Ribes cereum

wax currant

Grossulariaceae

spicy odor

Sepals reflexed

Sepals white to pink

INFL open 3-7 flowered

FR red; glabrous to glaucous; may or not be glandular

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528
Q
A

Kalmia polifolia

mountain laurel

Ericaceae

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529
Q
A

Leptosiphon parviflorus

Yellow linanthus

Polemoniaceae

Corolla maroon, pink, white, yellow

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530
Q
A

Adenostoma fasciculatum

chamise

Rosaceae

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531
Q
A

Dicentra formosa

bleeding heart

Papaveraceae

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532
Q
A

Lathyrus vestitus

Pacific peavine

Fabaceae

banner reflexed at 90 degrees

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533
Q
A

Dudleya pulverulenta

chalky live-forever

Crassulaceae

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534
Q
A

Frangula californica ssp. tomentella

Hoary coffee brush

Rhamnaceae

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535
Q
A

Psorothamnus spinosus

Smoke tree

Fabaceae

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536
Q
A

Rubus parviflorus

Thimble berry

Rosaceae

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537
Q
A

Epilobium ciliatum

slender willowherb

Onagraceae

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538
Q
A

Salsola tragus

Russian thistle

Chenopodiaceae

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539
Q
A

Ericameria bloomeri

Bloomer’s rabbitbrush

Asteraceae

RAY flowers 1-5 (vs. E. linearifolia)

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540
Q
A

Bromus tectorum

cheat grass

Poaceae

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541
Q
A

Platystemon californicus

Cream cups

Papaveraceae

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542
Q
A

Rhamnus crocea

spiny redberry

Rhamnaceae

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543
Q
A

Plantago erecta

CA plantain

Plantaganiceae

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544
Q
A

Erodium cicutarium

redstem filaree

Geraniaceae

Basal leaves pinnately compound

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545
Q
A

Arceuthobium campylopodum

pine dwarf mistletoe

Viscaceae

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546
Q
A

Fritillaria spp.

Fritillaria

Liliaceae

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547
Q
A

Prunus ilicifolia

hollyleaf cherry

Rosaceae

Evergreen

LVS spiny-serrate

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548
Q
A

Vulpia spp.

‘fescue’

Poaceae

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549
Q
A

Chlorogalum pomeridianum

wavy-leaved soap plant

Agavaceae

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550
Q
A

Crassula connata

pygmy sandweed

Crassulaceae

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551
Q
A

Lasthenia spp.

goldfields

LVS opp (vs ALT in Blennosperma)

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552
Q
A

Stipa pulchra

purple needle grass

Poaceae

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553
Q
A

Marah fabaceae

CA manroot

Cucurbitaceae

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554
Q
A

Viola purpurea

Goosefoot violet

Violaceae

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555
Q
A

Chenopodium murale

nettle-leaved goosefoot

Chenopodiaceae

LF deltate to diamond; base wedge shaped

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556
Q
A

Eucalyptus camaldulensis

red river gum

Myrtaceae

perianth <3 mm

FR not warty

LVs lanceolate

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557
Q
A

Leptosyne bigelovii

Bigelow’s coreopsis

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558
Q
A

Chenopodium murale

nettle-leaved goosefoot

Chenopodiaceae

LF deltate to diamond; base wedge shaped

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559
Q
A

Epipactis gigantea

stream orchid

Orchidaceae

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560
Q
A

Leptosyne bigelovii

Bigelow’s coreopsis

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561
Q
A

Artemisia dracunculus

tarragon

Asteraceae

leaves few lobed - linear

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562
Q
A

Festuca perennis

Italian rye

Poaceae

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563
Q
A

Baccharis pilularis

coyote brush

Asteraceae

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564
Q
A

Pterospora andromedea

pinedrops

Ericaceae

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565
Q
A

Pseudognaphalium luteoalbum

Jersey cudweed

Asteraceae

Phyllaries silver gray to yellow to brown

LVS heavily tomentose; silvery

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566
Q
A

Agoseris retrorsa

spear-leaved mountain dandelion

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567
Q
A

Berberis aquifolium

Tall Oregon grape

Berberidaceae

pinnately veined

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568
Q
A

Croton californicus

California croton

Euphorbiaceae

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569
Q
A

Euthamia occidentalis

Western goldenrod

Asteraceae

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570
Q
A

Holodiscus discolor

oceanspray

Rosaceae

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571
Q
A

Iris douglasiana

Douglas iris

Iridaceae

Stigma triangular

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572
Q
A

Leptosiphon aureus

desert star

Polemoniaceae

Corolla yellow or white

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573
Q
A

Schinus molle

Peruvian pepper tree

Anacardiaceae

Distal branches drooping

looks similar to Fabaceae

LFLTS lanceolate

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574
Q
A

Amorpha californica

CA false-indigo

Fabaceae

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575
Q
A

Dudleya cymosa

canyon live-forever

Crassulaceae

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576
Q
A

Artemisia tridentata

great basin sagebrush

Asteraceae

Leaves wedge-shaped

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577
Q
A

Vaccinium parvifolium

red huckleberry

Ericaceae

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578
Q
A

Peritoma arborea

bladderpod

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579
Q
A

Mentzelia laevicaulis

blazing star

Loasaceae

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580
Q
A

Eleocharis parishii

Parish’s spikerush

Cyperaceae

smaller spikelet than E. macrostachya

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581
Q
A

Allium spp.

Onion

Alliaceae

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582
Q
A

Malosma laurina

Laurel sumac

Anacardiaceae

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583
Q
A

Monardella spp.

Coyote mint

Fertile stamens = 4 (versus 2 in Salvia)

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584
Q
A

Chamaebatia foliolosa

mountain misery

Rosaceae

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585
Q
A

Allium spp.

Onion

Alliaceae

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586
Q
A

Marsilea vestita

hairy waterclover

Marsileaceae

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587
Q
A

Dryopteris arguta

coastal wood fern

Dryopteridaceae

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588
Q
A

Camissonia campestris

Mohave suncup

Onagraceae

FL from distal nodes

LVS linear to narrowly linear

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589
Q
A

Hirschfeldia incana

summer mustard

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590
Q
A

Eschscholzia californica

CA poppy

Papaveraceae

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591
Q
A

Malacothrix coulteri

snakeheads

Asteraceae

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592
Q
A

Drymocallis glandulosa

sticky cinquefoil

Rosaceae

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593
Q
A

Calyptridium monandrum

Sand-cress

Montiaceae

FL NOT Showy

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594
Q
A

Ammophila arenaria

European beach grass

Poaceae

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595
Q
A

Dudleya cymosa

canyon live-forever

Crassulaceae

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596
Q
A

Rhamnus ilicifolia

Hollyleaf redberry

Rhamnaceae

LF ovate to round

veins may be prominent

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597
Q
A

Melica californica

CA Melic grass

Poaceae

spikelet 5-15 mm (longer than M. imperfecta)

INFL branches appressed

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598
Q
A

Equisetum laevigatum

smooth scouring rush

Equisetaceae

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599
Q
A

Drymocallis glandulosa

sticky cinquefoil

Rosaceae

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600
Q
A

Heuchera micrantha

crevice alum root

Saxifragaceae

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601
Q
A

Brickellia californica

CA brickelbush

Asteraceae

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602
Q
A

Layia glandulosa

white layia

Asteraceae

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603
Q
A

Agoseris retrorsa

Spear-leaved mountain dandelion

Asteraceae

604
Q
A

Chenopodium murale

nettle-leaved goosefoot

Chenopodiaceae

LF deltate to diamond; base wedge shaped

605
Q
A

Acmispon spp.

lotus

Fabaceae

606
Q
A

Vicia sativa

common vetch

LFLTS 8-14; tips acute/truncate/notched

INFL not crowded; 1-3 Flowers

607
Q
A

Bromus tectorum

cheat grass

Poaceae

608
Q
A

Artemisia douglasiana

mugwort

Asteraceae

Leaves 3-5 lobed

609
Q
A

Camissoniopsis cheiranthifolia

beach evening primrose

Onagraceae

FL from distal nodes

FL may have a basal spot

LV ovate to obovate

610
Q
A

Gnaphalium palustre

lowland cudweed

Asteraceae

wet areas

decumbent

phyllaries = brown

611
Q
A

Primula hendersonii

Henderson’s shooting star

Primulaceae

612
Q
A

Prunus ilicifolia

hollyleaf cherry

Rosaceae

Evergreen

LVS spiny-serrate

613
Q
A

Lactuca serriola

prickly lettuce

Asteraceae

614
Q
A

Wyethia spp.

mule ears

Asteraceae

615
Q
A

Rumex crispus

curly dock

Polygonaceae

616
Q
A

Iris douglasiana

Douglas iris

Iridaceae

Stigma triangular

617
Q
A

Erodium botrys

broadleaf filaree

Geraniaceae

Basal leaves deeply lobed

618
Q
A

Genista monspessulana

French broom

Fabaceae

619
Q
A

Cylindropuntia bigelovii

teddy bear cholla

Cactaceae

620
Q
A

Larrea tridentata

creosote bush

Zygophyllaceae

621
Q
A

Blennosperma nanum

common stickyseed

Asteraceae

622
Q
A

Rosa gymnocarpa

wood rose

Rosaceae

Petals pink to red

loose shrub

prickles needle-like

sepals deciduous in fruit

623
Q
A

Lamarckia aurea

golden top

Poaceae

624
Q
A

Artemisia dracunculus

tarragon

Asteraceae

leaves few lobed - linear

625
Q
A

Leptosiphon parviflorus

Yellow linanthus

Polemoniaceae

Corolla maroon, pink, white, yellow

626
Q
A

Eriodictyon crassifolium

thick-leaved yerba santa

Boraginaceae

leafs tomentose

627
Q
A

Anemopsis californica

yerba mansa

Sauruceae

628
Q
A

Carduus pycnocephalus

Italian thistle

Asteraceae

629
Q
A

Salvia apiana

white sage

Lamiaceae

Corolla tube - white - lower lip upcurved, blocking throat

630
Q
A

Ambrosia chamissonis

beach bur

Asteraceae

coastal

mat forming; prostrate

631
Q
A

Ricinus communis

castor bean

Euphorbiaceae

632
Q
A

Solanum elaeagnifolium

silverleaf nightshade

Solanaceae

Plant prickly

633
Q
A

Ambrosia chamissonis

beach bur

Asteraceae

coastal

mat forming; prostrate

634
Q
A

Ailanthus altissima

Chinese tree-of-heaven

Simaroubaceae

635
Q
A

Arbutus menziesii

madrone

Ericaceae

636
Q
A

Pedicularis densiflorus

Indian warrior

Orobanchaceae

637
Q
A

Primula hendersonii

Henderson’s shooting star

Primulaceae

638
Q
A

Ambrosia salsola

Burrobrush

Asteraceae

Leaves linear

639
Q
A

Barbarea orthoceras

American rocket

Brassicaceae

640
Q
A

Ribes cereum

wax currant

Grossulariaceae

spicy odor

Sepals reflexed

Sepals white to pink

INFL open 3-7 flowered

FR red; glabrous to glaucous; may or not be glandular

641
Q
A

Eleocharis parishii

Parish’s spikerush

Cyperaceae

smaller spikelet than E. macrostachya

642
Q
A

Vicia villosa

spring vetch

LFLTS 12-18; tips rounded

INFL crowded; >9 Flowers

643
Q
A

Diplacus longiflorus

Sticky bush monkeyflower

Phrymaceae

FL 2/node

LVS serrate

644
Q
A

Lomation dasycarpum

hog fennel

Apiaceae

corolla WHITE

645
Q
A

Sambucus racemosa

red elderberry

Adoxaceae

FR red

LFLTS 5-7

LFLTS lanceolate to oblong

INFL dome-topped - pyramidal

646
Q
A

Veronica peregrina ssp. xalapensis

purslane speedwell

Plantaginaceae

647
Q
A

Hesperoyucca whipplei

Our Lord’s Candle

Agavaceae

648
Q
A

Dudleya cymosa

canyon live-forever

Crassulaceae

649
Q
A

Pseudognaphalium californicum

green everlasting

Asteraceae

LF faces generally green

Phyllaries white to pink

650
Q
A

Lilium pardalinum

Leopard lily

Liliaceae

LF margin NOT wavy; elliptic

Perianth 2-toned

651
Q
A

Artemisia californica

California sagebrush

Asteraceae

Leaves thread-like

652
Q
A

Ranunculus occidentalis

western buttercup

Ranunculaceae

653
Q
A

Gilia tricolor

bird’s eye Gilia

FL throat with purple spots below lobes

INFL not spheric

654
Q
A

Ribes malvaceum

chaparral currant

Grossulariaceae

Sepals pink to purple

INFL open 10-25 flowered

FR purple glauceous and glandular

655
Q
A

Polypodium spp.

Polypody fern

Polypodiaceae

656
Q
A

Ribes nevadense

Sierra currant

Grossulariaceae

Sepals pink to red

INFL dense 8-20 flowered

FR blue-black glaucous

657
Q
A

Helenium bigelovii

sneezeweed

Asteraceae

658
Q
A

Rhododendron occidentale

western azalea

Ericaceae

659
Q
A

Fraxinus dipetala

CA Ash

Oleaceae

2 petals (vs. 0 in F. latifolia)

Leaflets 3-7; serrate

660
Q
A

Erythranthe guttata

Seep monkey flower

Phrymaceae

661
Q
A

Lythrum hyssopifolia

Hyssop loosestrife

Lythraceae

662
Q
A

Euphorbia spp.

Spurge

Euphorbiaceae

663
Q
A

Atriplex semibaccata

Australian saltbush

Chenopodiaceae

LVS oblong to oblanceolate; white scaly abaxially

664
Q
A

Ribes malvaceum

chaparral currant

Sepals pink to purple

INFL open 10-25 flowered

FR purple glauceous

665
Q
A

Solanum xanti

chaparral nightshade

Solanaceae

plant NOT prickly

666
Q
A

Stipa hymenoides

Indian ricegrass

Poaceae

667
Q
A

Iris missouriensis

western blue flag

Iridaceae

stigma 2-lobed

Perianth white to pale lavender

668
Q
A

Dipsacus sativus

Indian teasel

INVOLUCRE bract spreading or reflexed

669
Q
A

Garrya spp.

silktassel

Garryaceae

670
Q
A

Erodium botrys

broadleaf filaree

Geraniaceae

Basal leaves deeply lobed

671
Q
A

Vicia sativa

common vetch

LFLTS 8-14; tips acute/truncate/notched

INFL not crowded; 1-3 Flowers

672
Q
A

Gilia capitata ssp. abrotanifolia

blue field Gilia

Polemoniaceae

corolla pale blue-white

calyx hairy; lobes acute to acuminate

INFL head terminal/spheric - 25-50 FL

LVS cauline finger-like

673
Q
A

Leptosiphon aureus

desert star

Polemoniaceae

Corolla yellow or white

674
Q
A

Heterotheca sessiliflora

hairy goldenaster

Asteraceae

decumbent to erect

coastal

Ray FLs 4-24 - larger than H. grandiflora

NO LVS clasping

675
Q
A

Sonchus oleraceus

Common sow thistle

Asteraceae

Spined margins of leaves tend to be shorter than on S. asper

676
Q
A

Heteromeles arbutifolia

toyon

Rosaceae

677
Q
A

Minuartia douglasii

Douglas sandwort

678
Q
A

Eriogonum umbellatum

Munz yellow buckwheat

Polygonaceae

Perianth yellow

679
Q
A

Pseudognaphalium californicum

green everlasting

Asteraceae

LF faces generally green

Phyllaries white to pink

680
Q
A

Poa pratensis

Kentucky blue grass

Poaceae

loosely to densely tufted

681
Q
A

Bloomeria crocea

goldenstars

Themidaceae

perianth parts free at base - no tube

682
Q
A

Senagalia greggii

catclaw

Fabaceae

2nd order LFLTS 3-6 pair (vs. P. glandulosa)

683
Q
A

Malosma laurina

laurelleaf sumac

684
Q
A

Lonicera involucrata

Twinberry honeysuckle

Caprifoliaceae

685
Q
A

Azolla filiculoides

mosquito fern

Azollaceae

686
Q
A

Camissoniopsis hirtella

hairy sun cuup

Onagraceae

FL from distal nodes

0 basal spot

Glandular

FL much smaller than C. cheiranthifolia

687
Q
A

Triteleia hyacintha

wild hyacinth

Themidaceae

688
Q
A

Nemophila menziesii

baby blue eyes

Boraginaceae

Corolla white to blue

689
Q
A

Lamarckia aurea

golden top

Poaceae

690
Q
A

Senecio vulgaris

common groundsel

Asteraceae

Leaves lobed

691
Q
A

Fritillaria spp.

Fritillaria

Liliaceae

692
Q
A

Pedicularis densiflora

indian warrior

Orobanchaceae

693
Q
A

Garrya spp.

silktassel

Garryaceae

694
Q
A

Apium graveolens

celery

Apiaceae

leaves NOT pinnately dissected (like Apiastrum)

695
Q
A

Marrubium vulgare

horehound

Lamiaceae

696
Q
A

Verbena lasiostachys

western verbena

Verbenaceae

697
Q
A

Collomia grandiflora

large flowered collomia

Polemoniaceae

698
Q
A

Madia elegans

common madia

Asteraceae

699
Q
A

Dendromecon rigida

bush poppy

Papaveraceae

700
Q
A

Eucalyptus camaldulensis

red river gum

Myrtaceae

perianth <3 mm

FR not warty

LVs lanceolate

701
Q
A

Melica californica

CA melic

702
Q
A

Erythronium spp.

Fawn lily

Liliaceae

703
Q
A

Ambrosia chamissonis

beach bur

Asteraceae

coastal

mat forming; prostrate

704
Q
A

Festuca perennis

Italian rye

Poaceae

705
Q
A

Salvia mellifera

black sage

Lamiaceae

Leaf adaxially glabrous;

corolla WHITE to pale blue or lavender

LOWER LIP @ 90 degree angle

706
Q
A

Camissoniopsis hirtella

hairy sun cuup

Onagraceae

FL from distal nodes

0 basal spot

Glandular

FL much smaller than C. cheiranthifolia

707
Q
A

Malva parviflora

cheesweed

Malvaceae

708
Q
A

Koeleria macrantha

June grass

Poaceae

709
Q
A

Abronia spp.

sand-verbena

Nyctaginaceae

710
Q
A

Psorothamnus spinosus

Smoke tree

Fabaceae

711
Q
A

Eriophyllum lanatum

wooly sunflower

Asteraceae

Ray FL 6-20 mm

LF rolled under; linear to ovate

712
Q
A

Salvia apiana

white sage

Lamiaceae

Corolla tube - white - lower lip upcurved, blocking throat

713
Q
A

Nemophila menziesii

baby blue eyes

Boraginaceae

Corolla white to blue

714
Q
A

Cynara cardunculus

Artichoke thistle

Asteraceae

715
Q
A

Stipa pulchra

purple needle grass

Poaceae

716
Q
A

Castilleja applegatei

wavyleaf paintbrush

Orobanchaceae

LVS wavy

FL bright red

717
Q
A

Purshia tridentata

bitterbrush

Rosaceae

718
Q
A

Ericameria bloomeri

Bloomer’s rabbitbrush

Asteraceae

RAY flowers 1-5 (vs. E. linearifolia)

719
Q
A

Melica californica

CA Melic grass

Poaceae

spikelet 5-15 mm (longer than M. imperfecta)

INFL branches appressed

720
Q
A

Plantago major

common plantain

Plantaganiceae

721
Q
A

Arctostaphylos spp.

manzanita

Ericaceae

722
Q
A

Chenopodium murale

nettle-leaved goosefoot

Chenopodiaceae

LF deltate to diamond; base wedge shaped

723
Q
A

Bromus diandrus

ripgut grass

Poaceae

724
Q
A

Juncus balticus

Baltic rush

INFL looks lateral

ST cylindrical

Rhizome scaly and long

725
Q
A

Melilotus indicus

sourclover

Fabaceae

LVS sharly dentate

corolla yellow

726
Q
A

Medicago polymorpha

bur clover

Fabaceae

727
Q
A

Veronica anagallis-aquatica

water speedwell

Plantaginaceae

728
Q
A

Melilotus alba

white sweetclover

Fabaceae

LVS slightly toothed

corolla WHITE

729
Q
A

Juniperus occidentalis

western juniper

tree

seed cones maturing blue-black

730
Q
A

Triteleia laxa

Ithuriel’s spear

Themidaceae

731
Q
A

Stipa miliacea

smilo grass

Poaceae

732
Q
A

Elymus triticoides

beardless wildrye

Poaceae

733
Q
A

Bolboschoenus maritimus

saltmarsh bulrush

Cyperaceae

734
Q
A

Croton californicus

California croton

Euphorbiaceae

735
Q
A

Helenium bigelovii

sneezeweed

Asteraceae

736
Q
A

Eleocharis macrostachya

common spikerush

Cyperaceae

larger spikelet than E. parishii

737
Q
A

Ascelpias spp.

milkweed

Apocynaceae

filaments fused into filament column

5 elaborate appendages abaxially

738
Q
A

Plantago erecta

CA plantain

Plantaganiceae

739
Q
A

Cephalanthus occidentalis

Button willow

Rubiaceae

740
Q
A

Lathyrus latifolius

everlasting pea

Fabaceae

741
Q
A

Brassica nigra

black mustard

Brassicaceae

742
Q
A

Prosopis glandulosa

honey mesquite

Fabaceae

743
Q
A

Schinus molle

Peruvian pepper tree

Anacardiaceae

Distal branches drooping

looks similar to Fabaceae

LFLTS lanceolate

744
Q
A

Trichostema lanatum

woolly bluecurls

Lamiaceae

745
Q
A

Prunus virginiana

choke cherry

Rosaceae

FL 18+

longer petiole than P. emarginata

746
Q
A

Hazardia squarrosa

sawtooth goldensbush

747
Q
A

Pogogyne spp.

Pogogyne

Lamiaceae

748
Q
A

Clematis lasiantha

pipestem clematis

Ranunculaceae

LFLTS 3-5

50-100 stamens

749
Q
A

Adiantum jordanii

CA maidenhair fern

Pteridaceae

750
Q
A

Larrea tridentata

creosote bush

Zygophyllaceae

751
Q
A

Baccharis salicifolia

mulefat

Asteraceae

752
Q
A

Ambrosia salsola

Burrobrush

Asteraceae

leaves linear

753
Q
A

Ericameria bloomeri

Bloomer’s rabbitbrush

Asteraceae

RAY flowers 1-5 (vs. E. linearifolia)

754
Q
A

Brodiaea spp.

brodiaea

Themidaceae

Straight scape

3 stamens

755
Q
A

Acourtia microcephala

Sacapellote

Asteraceae

one of few pink blooms in sunflower family!

756
Q
A

Melica imperfecta

Coast Melic grass

Poaceae

spikelet 3-7 mm (shorter than M. californica)

INFL branches appressed to spreading

757
Q
A

Eriogonum cinereum

coast buckwheat

Polygonaceae

LF ovate

758
Q
A

Tamarix spp.

Tamarix

Tamaricaceae

759
Q
A

Centaurea solstitialis

yellow starthistle

Asteraceae

Spines pale yellow tipped

760
Q
A

Lythrum hyssopifolia

Hyssop loosestrife

Lythraceae

761
Q
A

Acmispon spp.

lotus

Fabaceae

stipules gland-like

762
Q
A

Cercis occidentalis

western redbud

Fabaceae

763
Q
A

Juglans californica

Southern CA black walnut

FRUIT 2 - 3.5 cm, shell thick shallowly grooved

abaxial leaf vein axils WITHOUT hairs

Leaflets narrow elliptic

764
Q
A

Malva parviflora

cheesweed

Malvaceae

765
Q
A

Rosa gymnocarpa

wood rose

Rosaceae

Petals pink to red

loose shrub

prickles needle-like

sepals deciduous in fruit

766
Q
A

Sanicula bipinnitifida

Purple sanicle

Apiaceae

simple umbels

767
Q
A

Dipsacus fullonum

Fuller’s teasel

INVOLUCRE bract erect or upcurved

768
Q
A

Melilotus indicus

sourclover

Fabaceae

LVS sharly dentate

corolla yellow

769
Q
A

Nasturtium officinale

water cress

770
Q
A

Ribes aureum

golden currant

Grossulariaceae

sepals YELLOW

771
Q
A

Penstemon centranthifolius

Scarlet bugler

Plantaginaceae

corolla red

772
Q
A

Calyptridium umbellatum

pussy paws

Montiaceae

FL Showy

773
Q
A

Lysimachia arvensis

scarlet pimpernel

Myrsinaceae

774
Q
A

Gnaphalium palustre

lowland cudweed

Asteraceae

wet areas

decumbent

phyllaries = brown

775
Q
A

Lonicera interrupta

Chaparral honeysuckle

Caprifoliaceae

Flowers yellow; berries red

776
Q
A

Ribes malvaceum

chaparral currant

petals pink to purple

INFL open 10-25 flowered

FR purple glaucous

777
Q
A

Centaurea melitensis

Tocalote

Asteraceae

Spines purple tipped

778
Q
A

Polygala cornuta

milkwort

Polygalaceae

779
Q
A

Sonchus oleraceus

Common sow thistle

Asteraceae

Spined margins of leaves tend to be shorter than on S. asper

780
Q
A

Astragalus spp.

milkvetch

Fabaceae

781
Q
A

Phacelia spp.

Phacelia

Boraginaceae

782
Q
A

Platystemon californicus

Cream cups

Papaveraceae

783
Q
A

Cornus sericea

redosier dogwood

784
Q
A

Camissoniopsis cheiranthifolia

beach evening primrose

Onagraceae

FL from distal nodes

FL may have a basal spot

LV ovate to obovate

785
Q
A

Ambrosia salsola

Burrobrush

Asteraceae

Leaves linear

786
Q
A

Salvia columbariae

chia

Lamiaceae

corolla pale to ELECTRIC blue; spotted

LVs deeply lobed

1-2 flower clusters/stem

787
Q
A

Croton setiger

turkey-mullein

Euphorbiaceae

788
Q
A

Amsinckia spp.

Fiddleneck

Boraginaceae

789
Q
A

Primula hendersonii

Henderson’s shooting star

Primulaceae

790
Q
A

Adiantum jordanii

CA maidenhair fern

Pteridaceae

791
Q
A

Baccharis pilularis

coyote brush

Asteraceae

792
Q
A

Aconitum columbianum

monkshood

Ranunculaceae

793
Q
A

Artemisia dracunculus

tarragon

Asteraceae

leaves few lobed - linear

794
Q
A

Ericameria linearifolia

interior rabbitbrush

Asteraceae

RAY Flowers 12-18 (vs. E. bloomeri)

stem resinous

795
Q
A

Schinus terebinthifolius

Brazilian pepper tree

Anacardiaceae

Distal branches spreading to erect

looks similar to Fabaceae

LFLTS elliptic to oblong

796
Q
A

Pterospora andromedea

pinedrops

Ericaceae

797
Q
A

Erigeron foliosis

leafy fleabane daisy

Asteraceae

798
Q
A

Castilleja exserta

purple owl clover

Orobanchaceae

FL white, lavender or purple

799
Q
A

Frankenia salina

alkali heath

Frankeniaceae

800
Q
A

Aspidotis densa

lace fern

Pteridaceae

801
Q
A

Eucalyptus camaldulensis

red river gum

Myrtaceae

perianth <3 mm

FR not warty

LVs lanceolate

802
Q
A

Achyrachaena mollis

Blow wives

Asteraceae

803
Q
A

Eriodictyon crassifolium

thick-leaved yerba santa

Boraginaceae

leafs tomentose

804
Q
A

Erysimum capitatum

western wallflower

Brassicaceae

805
Q
A

Rosa gymnocarpa

wood rose

Rosaceae

Petals pink to red

loose shrub

prickles needle-like

sepals deciduous in fruit

806
Q
A

Ephedra viridis

Mormon-tea

Ephedraceae

807
Q
A

Polygonum aviculare

common knotweed

Polygonaceae

808
Q
A

Helminthotheca echioides

bristly ox-tongue

Asteraceae

LVS ‘bumpy’

809
Q
A

Silene laciniata

Indian pink

Caryophyllaceae

810
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

811
Q
A

Calyptridium umbellatum

pussy paws

Montiaceae

FL Showy

812
Q
A

Stipa miliacea

smilo grass

Poaceae

813
Q
A

Nemophila maculata

five-spot

Boraginaceae

Corolla white with purple spots on lobe tips

814
Q
A

Washingtonia robusta

Mexican fan palm

Arecaceae

815
Q
A

Epipactis gigantea

stream orchid

Orchidaceae

816
Q
A

Platanus racemosa

CA sycamore

Platanaceae

817
Q
A

Lomation dasycarpum

hog fennel

Apiaceae

818
Q
A

Erythronium spp.

Fawn lily

Liliaceae

819
Q
A

Ranunculus occidentalis

western buttercup

Ranunculaceae

820
Q
A

Amsinckia spp.

Fiddleneck

Boraginaceae

821
Q
A

Pseudognaphalium luteoalbum

Jersey cudweed

Asteraceae

Phyllaries silver gray to yellow to brown

LVS heavily tomentose; silvery

822
Q
A

Eriogonum cinereum

coast buckwheat

Polygonaceae

LF ovate

823
Q
A

Trifolium spp.

clover

Fabaceae

824
Q
A

Rubus armeniacus

Himalayan berry

Rosaceae

825
Q
A

Eucalyptus globulus

blue gum

Myrtaceae

Perianth <2 cm

LVS sickle-shaped (narrowly lanceolate)

FR 4-ribbed and warty

826
Q
A
827
Q
A

Pseudognaphalium californicum

green everlasting

Asteraceae

LF faces generally green

Phyllaries white to pink

828
Q
A

Mesembryanthemum nodiflorum

Slenderleaf ice plant

Aizoceae

829
Q
A

Cakile maritima

sea rocket

Brassicaceae

830
Q
A

Ranunculus occidentalis

western buttercup

Ranunculaceae

831
Q
A

Ericameria linearifolia

interior rabbitbrush

Asteraceae

RAY Flowers 12-18 (vs. E. bloomeri)

stem resinous

832
Q
A

Schinus terebinthifolius

Brazilian pepper tree

Anacardiaceae

Distal branches spreading to erect

looks similar to Fabaceae

LFLTS elliptic to oblong

833
Q
A

Vicia villosa

spring vetch

LFLTS 12-18; tips rounded

INFL crowded; >9 Flowers

834
Q
A

Euphorbia spp.

Spurge

Euphorbiaceae

835
Q
A

Poa pratensis

Kentucky blue grass

Poaceae

loosely to densely tufted

836
Q
A

Triteleia hyacintha

wild hyacinth

Themidaceae

837
Q
A

Rosa californica

CA wild rose

Rosaceae

Petals pink

Shrub

prickles like ‘cat claws’ - compressed at base

838
Q
A

Pteridium aquilinum

western brackenfern

Dennstaedtiaceae

839
Q
A

Arundo donax

giant reed grass

Poaceae

840
Q
A

Cynodon dactylon

Bermuda grass

Poaceae

841
Q
A

Phoradendron leucarpum

oak mistletoe

Viscaceae

842
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

843
Q
A

Heterotheca sessiliflora

hairy goldenaster

Asteraceae

decumbent to erect

coastal

Ray FLs 4-24 - larger than H. grandiflora

NO LVS clasping

844
Q
A

Ribes cereum

wax currant

Grossulariaceae

spicy odor

Sepals reflexed

Sepals white to pink

INFL open 3-7 flowered

FR red; glabrous to glaucous; may or not be glandular

845
Q
A

Hordeum murinum

summer barley

Poaceae

well developed auricles

INFL 3-12 cm (gen longer than Med barley)

INFL green to glaucous

846
Q
A

Kalmia polifolia

mountain laurel

Ericaceae

847
Q
A

Fremontodendron californicum

CA Flannel bush

Malvaceae

848
Q
A

Purshia tridentata

bitterbrush

Rosaceae

849
Q
A

Datisca glomerata

Durango root

Datiscaceae

850
Q
A

Rhododendron occidentale

western azalea

Ericaceae

851
Q
A

Erigeron canadensis

Common horseweed

Asteraceae

852
Q
A

Layia glandulosa

white layia

Asteraceae

853
Q
A

Scrophularia californica

CA bee plant

Scrophulariaceae

854
Q
A

Mesembryanthemum nodiflorum

Slenderleaf ice plant

Aizoceae

855
Q
A

Ehrendorferia chrysantha

golden eardrops

Papaveraceae

856
Q
A

Prosopis glandulosa

honey mesquite

Fabaceae

857
Q
A

Juglans californica

Southern CA black walnut

FRUIT 2 - 3.5 cm, shell thick shallowly grooved

abaxial leaf vein axils WITHOUT hairs

Leaflets narrow elliptic

858
Q
A

Sedum spathulifolium

Pacific stonecrop

Crassulaceae

859
Q
A

Frankenia salina

alkali heath

Frankeniaceae

860
Q
A

Chamaebatia foliolosa

mountain misery

Rosaceae

861
Q
A

Lonicera interrupta

Chaparral honeysuckle

Caprifoliaceae

flowers yelow; berries red

862
Q
A

Baccharis salicifolia

mulefat

Asteraceae

863
Q
A

Helianthus annuus

common sunflower

Asteraceae

864
Q
A

Prunus virginiana

choke cherry

Rosaceae

FL 18+

longer petiole than P. emarginata

865
Q
A

Melilotus indicus

sourclover

Fabaceae

LVS sharly dentate

corolla yellow

866
Q
A

Cornus sericea

redosier dogwood

867
Q
A

Plantago major

common plantain

Plantaganiceae

868
Q
A

Trichostema lanatum

woolly bluecurls

Lamiaceae

869
Q
A

Fremontodendron californicum

CA Flannel bush

Malvaceae

870
Q
A

Azolla filiculoides

mosquito fern

Azollaceae

871
Q
A

Suaeda nigra

bush seepweed

Chenopodiaceae

leaf blades semi-cylindrical

bracts not overlapping

ST shiny green-yellow-brown or red

INFL Open

872
Q
A

Psorothamnus spinosus

Smoke tree

Fabaceae

873
Q
A

Bloomeria crocea

goldenstars

Themidaceae

perianth parts free at base - no tube

874
Q
A

Pellaea mucronata

birdsfoot cliffbrake

Pteridaceae

leaves clustered

875
Q
A

Bromus carinatus

CA brome

Poaceae

876
Q
A

Polygala cornuta

milkwort

Polygalaceae

877
Q
A

Nemophila maculata

five-spot

Boraginaceae

Corolla white with purple spots on lobe tips

878
Q
A

Urtica dioica

stinging nettle

Urticaceae

879
Q
A

Sanicula bipinnitifida

Purple sanicle

Apiaceae

simple umbels

880
Q
A

Keckiella spp.

beardstongue

Plantaginaceae

fertile filaments attached to corolla at ONE level

881
Q
A

Cirsium vulgare

bull thistle

Asteraceae

882
Q
A

Delphinium parryi

desert larkspur

Ranunculaceae

Sepals oval; surpassing petals

INFL raceme more robust at least 1’ vs. D. parishii

883
Q
A

Avena spp.

oat grass

Poaceae

884
Q
A

Artemisia californica

California sagebrush

Asteraceae

Leaves thread-like

885
Q
A

Hordeum murinum

summer barley

Poaceae

well developed auricles

INFL 3-12 cm (gen longer than Med barley)

INFL green to glaucous

886
Q
A

Calycanthus occidentalis

spicebush

Calycanthaceae

887
Q
A

Sanicula arguta

So Cal Sanicle

APIACEAE

umbels simple

888
Q
A

Extriplex californica

CA Orach

Chenopodiaceae

Coastal

889
Q
A

Schinus terebinthifolius

Brazilian pepper tree

Anacardiaceae

Distal branches spreading to erect

looks similar to Fabaceae

LFLTS elliptic to oblong

890
Q
A

Salvia apiana

white sage

Lamiaceae

Corolla tube - white - lower lip upcurved, blocking throat

891
Q
A

Vaccinium ovatum

evergreen huckleberry

Ericaceae

892
Q
A

Elymus triticoides

beardless wildrye

Poaceae

893
Q
A

Cordylanthus rigidus

rigid birds beak

Orobanchaceae

894
Q
A

Elymus caput-medusae

medusa head

Poaceae

annual

895
Q
A

Croton californicus

California croton

Euphorbiaceae

896
Q
A

Galium andrewsii

phlox-leaved bedstraw

Rubiaceae

LVS whorls of 4

corolla light yellow

897
Q
A

Astragalus spp.

milkvetch

Fabaceae

898
Q
A

Hordeum marinum

Mediterranean barley

Poaceae

INFL 1.5-7 cm (gen shorter than summer barley)

INFL green to purple

899
Q
A

Plantago erecta

CA plantain

Plantaganiceae

900
Q
A

Toxicodendron diversilobum

poisonoak

Anacardiaceae

901
Q
A

Chenopodium californicum

CA goosefoot

Chenopodiaceae

LF deltate; base truncate to hastate

902
Q
A

Calandrinia ciliata

redmaids

Montiaceae

903
Q
A

Baccharis pilularis

coyote brush

Asteraceae

904
Q
A

Stachys spp.

hedge nettle

Lamiaceae

905
Q
A

Rosa californica

CA wild rose

Rosaceae

Petals pink

Shrub

prickles like ‘cat claws’ - compressed at base

906
Q
A

Thermopsis californica

CA False-Lupine

Fabaceae

907
Q
A

Erodium cicutarium

redstem filaree

Geraniaceae

Basal leaves pinnately compound

908
Q
A

Plantago lanceolata

English plantain

Plantaganiceae

909
Q
A

Cryptantha spp.

forget-me-nots

Boraginaceae

910
Q
A

Ribes malvaceum

chaparral currant

Sepals pink to purple

INFL open 10-25 flowered

FR purple glaucous

911
Q
A

Lactuca serriola

prickly lettuce

Asteraceae

912
Q
A

Heuchera micrantha

crevice alum root

Saxifragaceae

913
Q
A

Ephedra viridis

Mormon-tea

Ephedraceae

914
Q
A

Viola purpurea

Goosefoot violet

Violaceae

915
Q
A

Lolium multiflorum

Italian rye grass

Poaceae

916
Q
A

Solanum xanti

chaparral nightshade

Solanaceae

plant NOT prickly

917
Q
A

Datisca glomerata

Durango root

Datiscaceae

918
Q
A

Lupinus spp.

Lupine

Fabaceae

919
Q
A

Corethrogyne filaginifolia

common sandaster

920
Q
A

Silene laciniata

Indian pink

Caryophyllaceae

921
Q
A

Agave deserti

desert agave

Agavaceae

922
Q
A

Salvia columbariae

chia

Lamiaceae

corolla pale to ELECTRIC blue; spotted

1-2 flower clusters/stem

LVS deeply lobed

923
Q
A

Sambucus nigra ssp. caerulea

blue elderberry

Adoxaceae

FR black glaucous (looks blue)

LFLTS 3-9

LFLTS elliptic to ovate

INFL flat-topped

924
Q
A

Ipomopsis aggregata

Scarlet gilia

Polemoniaceae

925
Q
A

Koeleria macrantha

June grass

Poaceae

926
Q
A

Mentzelia laevicaulis

blazing star

Loasaceae

927
Q
A

Bloomeria crocea

goldenstars

Themidaceae

perianth parts free at base - no tube

928
Q
A

Festuca arundinaceae

tall fescue

Poaceae

leaf blade auricle clasping

929
Q
A

Delphinium nudicaule

canyon larkspur

Ranunculaceae

Sepals orange-red to red

LVS 3-5 lobed

930
Q
A

Cirsium arvense

Canada thistle

Asteraceae

931
Q
A

Pterospora andromedea

pinedrops

Ericaceae

932
Q
A

Cercocarpus ledifolius

birchleaf mahogany

Rosaceae

LVS entire

933
Q
A

Centromadia pungens

common spikeweed

Asteraceae

934
Q
A

Ficus carica

fig

Moraceae

935
Q
A

Senecio vulgaris

common groundsel

Asteraceae

Leaves lobed

936
Q
A

Robinia pseudoacacia

black locust

Fabaceae

937
Q
A

Tauschia spp.

Tauschia

Apiaceae

compound umbels

938
Q
A

Hirschfeldia incana

summer mustard

sepals reflexed/spreading (vs erect to ascending in Brassica)

939
Q
A

Elymus glaucus

blue wild rye

Poaceae

940
Q
A

Erigeron canadensis

Common horseweed

Asteraceae

941
Q
A

Mentzelia laevicaulis

blazing star

Loasaceae

942
Q
A

Cirsium vulgare

bull thistle

Asteraceae

943
Q
A

Tauschia spp.

Tauschia

Apiaceae

compound umbels

944
Q
A

Fremontodendron californicum

CA Flannel bush

Malvaceae

945
Q
A

Arctostaphylos spp.

manzanita

Ericaceae

946
Q
A

Tribulus terrestris

Puncture vine

Zygophyllaceae

947
Q
A

Senagalia greggii

catclaw

Fabaceae

2nd order LFLTS 3-6 pair (vs. P. glandulosa)

948
Q
A

Salvia mellifera

black sage

Lamiaceae

Leaf adaxially glabrous;

corolla WHITE to pale blue or lavender

LOWER LIP @ 90 degree angle

949
Q
A

Juniperus californicus

CA juniper

more of a shrub.

seed cones maturing red-brown

950
Q
A

cArtemisia california

California sagebrush

Asteraceae

Leaves thread-like

951
Q
A

Lilium humboldtii

Humboldt lily

Liliaceae

LF margin NOT wavy; elliptic

Perianth NOT 2-toned

952
Q
A

Pteridium aquilinum

western brackenfern

Dennstaedtiaceae

953
Q
A

Eriogonum umbellatum

Munz yellow buckwheat

Polygonaceae

Perianth yellow

954
Q
A

Camissonia campestris

Mohave suncup

Onagraceae

FL from distal nodes

LVS linear to narrowly linear

955
Q
A

Delphinium cardinale

scarlet larkspur

Ranunculaceae

Sepals red

LVS multi-lobed

956
Q
A

Polypodium spp.

Polypody fern

Polypodiaceae

957
Q
A

Juglans californica

Southern CA black walnut

FRUIT 2 - 3.5 cm, shell thick shallowly grooved

abaxial leaf vein axils WITHOUT hairs

Leaflets narrow elliptic

958
Q
A

Senecio triangularis

Arrowleaf ragwort

Asteraceae

LF widely triangular

Rays 8

959
Q
A

Verbascum thapsus

wooly mullein

Scrophulariaceae

960
Q
A

Cynodon dactylon

Bermuda grass

Poaceae

961
Q
A

Solanum douglasii

Douglas nightshade

Solanaceae

962
Q
A

Allenrolfea occidentalis

iodine bush

Chenopodiaceae

963
Q
A

Silybum marianum

milk thistle

Asteraceae

964
Q
A

Nemophila maculata

five-spot

Boraginaceae

Corolla white with purple spots on lobe tips

965
Q
A

Atriplex semibaccata

Australian saltbush

Chenopodiaceae

LVS oblong to oblanceolate; white scaly abaxially

966
Q
A

Azolla filiculoides

mosquito fern

Azollaceae

967
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

968
Q
A

Yucca brevifolia

Joshua tree

Agavaceae

969
Q
A

Salsola tragus

Russian thistle

Chenopodiaceae

970
Q
A

Polystichum spp.

sword fern

Dryopteridaceae

971
Q
A

Baccharis salicifolia

mulefat

Asteraceae

972
Q
A

Keckiella spp.

beardstongue

Plantaginaceae

fertile filaments attached to corolla at ONE level

973
Q
A

Heterotheca grandiflora

telegraph weed

Asteraceae

erect

Ray FLs 25-40 - smaller than H. sessiliflora;

proximal cauline LVS clasping

974
Q
A

Sidalcea spp.

Sidalcea

Malvaceae

975
Q
A

Camissoniopsis cheiranthifolia

beach evening primrose

Onagraceae

FL from distal nodes

FL may have a basal spot

LV ovate to obovate

976
Q
A

Holocarpha virgata

common tarweed

Asteraceae

977
Q
A

Acourtia microcephala

Sacapellote

Asteraceae

one of few pink blooms in sunflower family!

978
Q
A

Ambrosia acanthicarpa

burweed

Asteraceae

979
Q
A

Prunus virginiana

choke cherry

Rosaceae

FL 18+

longer petiole than P. emarginata

980
Q
A

Helminthotheca echiodes

bristly ox-tongue

‘the’ bumpy plant!!!

981
Q
A

Medicago polymorpha

burclover

Fabaceae

982
Q
A

Polypogon monspeliensis

rabbitsfoot grass

POACEAE

983
Q
A

Bromus hordeaceus

Soft chess

Poaceae

984
Q
A

Lilium humboldtii

Humboldt lily

Liliaceae

LF margin NOT wavy; elliptic

Perianth NOT 2-toned

985
Q
A

Epipactis gigantea

stream orchid

Orchidaceae

986
Q
A

Fritillaria spp.

Fritillaria

Liliaceae

987
Q
A

Silene gallica

windmill pink

Caryophyllaceae

988
Q
A

Pennisetum setaceum

African fountain grass

Poaceae

989
Q
A

Ephedra viridis

Mormon-tea

Ephedraceae

990
Q
A

Holodiscus discolor

oceanspray

Rosaceae

991
Q
A

Lythrum hyssopifolia

Hyssop loosestrife

Lythraceae

992
Q
A

Polypogon monspeliensis

rabbitsfoot grass

POACEAE

993
Q
A

Brickellia californica

CA brickelbush

Asteraceae

994
Q
A

Elymus condensatus

giant wildrye

Poaceae

perennial

cespitose

INFL branched

995
Q
A

Delphinium parishii

pale-flowered larkspur

Ranunculaceae

Sepals oblong; not surpassing petals

Flower raceme not robust (like D. parryi)

996
Q
A

Amaranthus spp.

Pigweed or Tumbleweed

Amaranthaceae

997
Q
A

Foeniculum vulgare

sweet fennell

Apiaceae

998
Q
A

Aesculus californica

CA Buckeye

Sapindaceae

999
Q
A

Daucus pusillus

SW Carrot

Apiaceae

1000
Q
A

Rosa gymnocarpa

wood rose

Rosaceae

Petals pink to red

loose shrub

prickles needle-like

sepals deciduous in fruit

1001
Q
A

Eleocharis macrostachya

common spikerush

Cyperaceae

larger spikelet than E. parishii

1002
Q
A

Gilia ochroleuca

desert Gilia

Polemoniaceae

LF Cauline palmate

Calyx lobes linear

INFL not spheric

1003
Q
A

Juglans hindsii

Northern CA black walnut

FRUIT 3.5-5 cm, shell smooth to shallowly grooved

abaxial leaf vein axils with hairs

Leaflets narrow triangular to lanceolate

1004
Q
A

Castilleja miniata

great red paintbrush

Orobanchaceae

1005
Q
A

Hirschfeldia incana

summer mustard

sepals acsending to reflexed (vs erect in Brassica)

1006
Q
A

Galium aparine

sticky bedstraw

Rubiaceae

LVS whorls of 6

corolla white

1007
Q
A

Melilotus indicus

sourclover

Fabaceae

LVS sharly dentate

corolla yellow

1008
Q
A

Eriogonum umbellatum

Munz yellow buckwheat

Polygonaceae

Perianth yellow

1009
Q
A

Corethrogyne filaginifolia

common sandaster

1010
Q
A

Helminthotheca echioides

bristly ox-tongue

Asteraceae

LVS ‘bumpy’

1011
Q
A

Gilia capitata ssp. abrotanifolia

blue field Gilia

Polemoniaceae

corolla pale blue-white

calyx hairy; lobes acute to acuminate

INFL head terminal/spheric - 25-50 FL

LVS cauline finger-like

1012
Q
A

Heterotheca sessiliflora

hairy goldenaster

Asteraceae

decumbent to erect

coastal

Ray FLs 4-24 - larger than H. grandiflora

NO LVS clasping

1013
Q
A

Leptosiphon parviflorus

Yellow linanthus

Polemoniaceae

Corolla maroon, pink, white, yellow

1014
Q
A

Salvia mellifera

black sage

Lamiaceae

Leaf adaxially glabrous;

corolla WHITE to pale blue or lavender

LOWER LIP @ 90 degree angle

1015
Q
A

Datura wrightii

Jimson weed

Solanaceae

1016
Q
A

Eleocharis macrostachya

common spikerush

Cyperaceae

larger spikelet than E. parishii

1017
Q
A

Cornus nuttallii

pacific dogwood

CORNACEAE

1018
Q
A

Opuntia littoralis

coast prickly pear

Cactaceae

FL yellow

1019
Q
A

Cakile maritima

sea rocket

Brassicaceae

1020
Q
A

Platanthera dilatata

bog orchid

Orchidaceae

1021
Q
A

Lepidospartum squamatum

scalebroom

1022
Q
A

Ambrosia chamissonis

beach bur

Asteraceae

coastal

mat forming

1023
Q
A

Datura wrightii

Jimson weed

Solanaceae

1024
Q
A

Eriogonum elongatum

long-stemmed buckwheat

Polygonaceae

involucre 1/node in raceme-like arrangement

1025
Q
A

Helminthotheca echioides

bristly ox-tongue

Asteraceae

LVS ‘bumpy’

1026
Q
A

Pogogyne spp.

Pogogyne

Lamiaceae

1027
Q
A

Eschscholzia californica

CA poppy

Papaveraceae

1028
Q
A

Chlorogalum pomeridianum

soap plant

Agavaceae

1029
Q
A

Gilia ochroleuca

desert Gilia

Polemoniaceae

LF Cauline palmate

Calyx lobes linear

INFL not spheric

1030
Q
A

Pellaea andromedifolia

coffee fern

Pteridaceae

leaves NOT clustered

1031
Q
A

Prunus ilicifolia

hollyleaf cherry

Rosaceae

Evergreen

LVS spiny-serrate

1032
Q
A

Delphinium nudicaule

canyon larkspur

Ranunculaceae

Sepals orange-red to red

LVS 3-5 lobed

1033
Q
A

Briza spp.

Rattlesnake grass

Poaceae

1034
Q
A

Dendromecon rigida

bush poppy

Papaveraceae

1035
Q
A

Calochortus spp.

Mariposa lily

Liliaceae

1036
Q
A

Bromus madritensis ssp. rubens

red brome

Poaceae

1037
Q
A

Ehrendorferia chrysantha

golden eardrops

Papaveraceae

1038
Q
A

Rhus integrifolia

lemonade berry

Anacardiaceae

1039
Q
A

Erodium cicutarium

redstem filaree

Geraniaceae

Basal leaves pinnately compound

1040
Q
A

Juncus mexicanus

Mexican rush

INFL appearing lateral

rhizome heavy

ST can be wavy

1041
Q
A

Sambucus racemosa

red elderberry

Adoxaceae

FR red

LFLTS 5-7

LFLTS lanceolate to oblong

INFL dome-topped - pyramidal

1042
Q
A

Calyptridium monandrum

Sand-cress

Montiaceae

FL NOT Showy

1043
Q
A

Ficus carica

fig

Moraceae

1044
Q
A

Gilia tricolor

bird’s eye Gilia

FL throat with purple spots below lobes

INFL not spheric

1045
Q
A

Ammophila arenaria

European beach grass

Poaceae

1046
Q
A

Matricaria discoidea

pineapple weed

Asteraceae

1047
Q
A

Eleocharis parishii

Parish’s spikerush

Cyperaceae

smaller spikelet than E. macrostachya

1048
Q
A

Carpobrotus spp.

ice plant

Aizoaceae

1049
Q
A

Rhus integrifolia

lemonade berry

Anacardiaceae

1050
Q
A

Corethrogyne filaginifolia

common sandaster

1051
Q
A

Atriplex canescens

hoary saltbush

Chenopodiaceae

Shrub

LVS linear to oblanceolate; densely white scaly

1052
Q
A

Apium graveolens

celery

Apiaceae

leaves NOT pinnately dissected (like Apiastrum)

1053
Q
A

Triphysaria eriantha

Johnny tuck

Plantaginaceae

1054
Q
A

Morella californica

wax myrtle

Myricaceae

1055
Q
A

Gaultheria shallon

Salal

Ericaceae

1056
Q
A

Lysimachia arvensis

scarlet pimpernel

Myrsinaceae

1057
Q
A

Delphinium nudicaule

canyon larkspur

Ranunculaceae

Sepals orange-red to red

LVS 3-5 lobed

1058
Q
A

Holocarpha virgata

common tarweed

Asteraceae

1059
Q
A

Chenopodium album

lamb’s quarters

Chenopodiaceae

LF Diamond shaped

1060
Q
A

Aegilops spp.

goatgrass

Poaceae

1061
Q
A

Poa bulbosa

bulbous blue grass

Poaceae

densely cespitose

ST base bulbous

1062
Q
A

Veronica peregrina ssp. xalapensis

purslane speedwell

Plantaginaceae

1063
Q
A

Astragalus spp.

milkvetch

Fabaceae

1064
Q
A

Eschscholzia californica

CA poppy

Papaveraceae

1065
Q
A

Artemisia californica

California sagebrush

Asteraceae

Leaves thread-like

1066
Q
A

Adenostoma fasciculatum

chamise

Rosaceae

1067
Q
A

Calochortus spp.

Mariposa lily

Liliaceae

1068
Q
A

Pentagramma triangularis

gold-back fern

Pteridaceae

1069
Q
A

Ambrosia acanthicarpa

burweed

Asteraceae

1070
Q
A

Prunus emarginata

bitter cherry

Rosaceae

FL 3-12

shorter petiole than P. virginiana

1071
Q
A

Silybum marianum

milk thistle

Asteraceae

1072
Q
A

Cryptantha spp.

forget-me-nots

Boraginaceae

1073
Q
A

Linaria dalmatica

Dalmatian toadflax

Linaceae

1074
Q
A

Crassula connata

pygmy sandweed

Crassulaceae

1075
Q
A

Sambucus nigra ssp. caerulea

blue elderberry

Adoxaceae

FR black glaucous (looks blue)

LFLTS 3-9

LFLTS elliptic to ovate

INFL flat-topped

1076
Q
A

Pickeringia montana

chaparral pea

Fabaceae

1077
Q
A

Brassica nigra

mustard

sepals erect (vs ascending or reflexed in Hirschfeldia)

1078
Q
A

Barbarea orthoceras

American rocket

Brassicaceae

1079
Q
A

Deinandra fasciculata

fasciculated tarplant

Asteraceae

bracts subtending head overlapping

1080
Q
A

Conium maculatum

poisonhemlock

Apiaceae

1081
Q
A

Juncus mexicanus

Mexican rush

INFL appearing lateral

rhizome heavy

ST can be wavy

1082
Q
A

Pedicularis densiflora

indian warrior

Orobanchaceae

1083
Q
A

Salsola tragus

Russian thistle

Chenopodiaceae

1084
Q
A

Verbascum thapsus

wooly mullein

Scrophulariaceae

1085
Q
A

Gnaphalium palustre

lowland cudweed

Asteraceae

wet areas

decumbent

phyllaries = brown

1086
Q
A

Pellaea andromedifolia

coffee fern

Pteridaceae

leaves NOT clustered

1087
Q
A

Aegilops spp.

goatgrass

Poaceae

1088
Q
A

Vaccinium ovatum

evergreen huckleberry

Ericaceae

1089
Q
A

Trichostema lanatum

woolly bluecurls

Lamiaceae

1090
Q
A

Chlorogalum pomeridianum

wavy-leaved soap plant

Agavaceae

1091
Q
A

Eriophyllum confertiflorum

golden yarrow

Asteraceae

Ray FL 2-5 mm

LF rolled under; linear to ovate

LVS glabrous adaxially

1092
Q
A

Pellaea mucronata

birdsfoot cliffbrake

Pteridaceae

leaves clustered

1093
Q
A

Lactuca serriola

prickly lettuce

Asteraceae

1094
Q
A

Ephedra viridis

Mormon-tea

Ephedraceae

1095
Q
A

Rhododendron macrophyllum

bigleaf maple

Ericaceae

1096
Q
A

Mesembryanthemum nodiflorum

Slenderleaf ice plant

Aizoceae

1097
Q
A

Bromus carinatus

CA brome

Poaceae

spikelet strongly flattened

1098
Q
A

Ceanothus spp.

Ceanothus

Rhamnaceae

only member of family with SHOWY flowers

1099
Q
A

Stipa hymenoides

Indian ricegrass

Poaceae

1100
Q
A

Pseudognaphalium californicum

green everlasting

Asteraceae

LF faces generally green

Phyllaries white to pink

1101
Q
A

Koeleria macrantha

June grass

Poaceae

1102
Q
A

Platanus racemosa

CA sycamore

Platanaceae

1103
Q
A

Tsuga mertensiana

mountain hemlock

Pinaceae

1104
Q
A

Eucalyptus globulus

blue gum

Myrtaceae

perianth <2 cm

LVs sickle shaped (narrowly lanceolate)

FR warty, 4-ribbed

1105
Q
A

Melilotus alba

white sweetclover

Fabaceae

LVS slightly toothed

corolla WHITE

1106
Q
A

Yucca brevifolia

Joshua tree

Agavaceae

1107
Q
A

Dryopteris arguta

coastal wood fern

Dryopteridaceae

1108
Q
A

Notholithocarpus densiflorus

tanoak

Fagaceae

1109
Q
A

Mesembryanthemum nodiflorum

slenderleaf iceplant

1110
Q
A

Minuartia douglasii

Douglas sandwort

1111
Q
A

Ambrosia chamissonis

beach bur

Asteraceae

coastal

mat forming; prostrate

1112
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

1113
Q
A

Malosma laurina

Laurel sumac

Anacardiaceae

1114
Q
A

Melica imperfecta

Coast Melic grass

Poaceae

spikelet 3-7 mm (shorter than M. californica)

INFL branches appressed to spreading

1115
Q
A

Medicago polymorpha

burclover

Fabaceae

1116
Q
A

Vitis californica

California wild grape

Vitaceae

1117
Q
A

Malacothrix coulteri

snakeheads

Asteraceae

1118
Q
A

Ambrosia psilostachya var. californica

western ragweed

Asteraceae

Leaves tend to be most glabrous of all Ambrosias

1119
Q
A

Fritillaria spp.

Fritillaria

Liliaceae

1120
Q
A

Equisetum arvense

horsetail

Equisetaceae

1121
Q
A

Rosa californica

CA wild rose

Rosaceae

Petals pink

Shrub

prickles like ‘cat claws’ - compressed at base

1122
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

leaf flat or rolled

1123
Q
A

Marah fabaceae

CA manroot

Cucurbitaceae

1124
Q
A

Rubus spectablis

Salmonberry

Rosaceae

1125
Q
A

Achyrachaena mollis

Blow wives

Asteraceae

1126
Q
A

Spartium junceum

Spanish broom

Fabaceae

1127
Q
A

Elymus elymoides

squirrel tail

Poaceae

perennial

cespitose

can be glaucous

1128
Q
A

Eriogonum elongatum

long-stemmed buckwheat

Polygonaceae

involucre 1/node in raceme-like arrangement

1129
Q
A

Lonicera subspicata

Southern honeysuckle

Caprifoliaceae

Flowers cream; berries pale red

1130
Q
A

Oxalis pes-caprae

Bermuda buttercup

Oxalidaceae

1131
Q
A

Schinus molle

Peruvian pepper tree

Anacardiaceae

Distal branches drooping

looks similar to Fabaceae

LFLTS lanceolate

1132
Q
A

Diplacus longiflorus

Sticky bush monkeyflower

Phrymaceae

FL 2/node

LVS serrate

1133
Q
A

Senecio flaccidus var. douglasii

Shrub ragwort

Asteraceae

Leaves thread-like

SHRUB

Rays 8, 13 or 21

1134
Q
A

Orobanche fasciculata

clustered broomrape

Orobanchaceae

1135
Q
A

Senecio aronicoides

butterweed

Asteraceae

LF ovate to elliptic

1136
Q
A

Gaultheria shallon

Salal

Ericaceae

1137
Q
A

Delphinium parishii

pale-flowered larkspur

Ranunculaceae

Sepals oblong; not surpassing petals

Flower raceme not robust (like D. parryi)

1138
Q
A

Larrea tridentata

creosote bush

Zygophyllaceae

1139
Q
A

Hypericum perforatum

Klamathweed

Hypericaceae

1140
Q
A

Adiantum aleuticum

Five-fingered fern

Pteridaceae

1141
Q
A

Delphinium parryi

desert larkspur

Ranunculaceae

Sepals oval; surpassing petals

INFL raceme more robust than D. parishii, to 1’ long

1142
Q
A

Verbascum thapsus

wooly mullein

Scrophulariaceae

1143
Q
A

Clematis lasiantha

pipestem clematis

Ranunculaceae

LFLTS 3-5

50-100 stamens

1144
Q
A

Stipa miliacea

smilo grass

Poaceae

1145
Q
A

Epilobium ciliatum

slender willowherb

Onagraceae

1146
Q
A

Pseudognaphalium bioletti

bi-colored everlasting

Asteraceae

Opposing LF faces contrasting in color

Sharply scented

Phyllaries white to pink

1147
Q
A

Pteridium aquilinum

western brackenfern

Dennstaedtiaceae

1148
Q
A

Ribes nevadense

Sierra currant

Grossulariaceae

Sepals pink to red

INFL dense 8-20 flowered

FR blue-black glaucous

1149
Q
A

Eriogonum parvifolium

dune buckwheat

Polygonaceae

LVS glabrous adaxially & tomentose abaxially

1150
Q
A

Poa pratensis

Kentucky blue grass

Poaceae

loosely to densely tufted

1151
Q
A

Agoseris retrorsa

Spear-leaved mountain dandelion

Asteraceae

1152
Q
A

Hordeum murinum

summer barley

Poaceae

well developed auricles

INFL 3-12 cm (gen longer than Med barley)

INFL green to glaucous

1153
Q
A

Heracleum maximum

cow parsnip

Apiaceae

1154
Q
A

Torilis arvensis

hedge parsley

Apiaceae

1155
Q
A

Salvia columbariae

chia

Lamiaceae

corolla pale to ELECTRIC blue; spotted

leaves deeply lobed

1-2 flower clusters/stem

1156
Q
A

Castilleja applegatei

wavyleaf paintbrush

Orobanchaceae

LVS wavy

FL bright red

1157
Q
A

Salvia leucocyphylla

purple sage

Lamiaceae

corolla tube rose-lavender

ZERO lower lip

1158
Q
A

Opuntia basilaris

beavertail cactus

Cactaceae

FL magenta

1159
Q
A

Salsola tragus

Russian thistle

Chenopodiaceae

1160
Q
A

Rumex acetosella

sheep sorrell

Polygonaceae

1161
Q
A

Festuca rubra

Red fescue

Poaceae

leaf sheath closed and reddish

1162
Q
A

Aconitum columbianum

monkshood

Ranunculaceae

1163
Q
A

Lathyrus sulphureus

snup pea

Fabaceae

INFL 1-sided

Banner reflexed above middle

FL white-yellow to bronze-orange

1164
Q
A

Agave deserti

desert agave

Agavaceae

1165
Q
A

Pseudognaphalium microcephalum

Wright’s cudweed

Asteraceae

Phyllaries white

LVS VERY Felty; almost white

LVS gradually smaller, distally

1166
Q
A

Lysimachia arvensis

scarlet pimpernel

Myrsinaceae

1167
Q
A

Calandrinia ciliata

redmaids

Montiaceae

1168
Q
A

Festuca arundinaceae

tall fescue

Poaceae

leaf blade auricle clasping

1169
Q
A

Ribes roezlii

Sierra gooseberry

Grossulariaceae

1170
Q
A

Sonchus asper

Prickly sow thistle

Asteraceae

Spined margins of leaves more pronounced than S. oleraceus

1171
Q
A

Salvia leucocyphylla

purple sage

Lamiaceae

corolla tube rose-lavender

ZERO lower lip

1172
Q
A

Acacia dealbata

silver wattle

Fabaceae

1173
Q
A

Bromus carinatus

CA brome

Poaceae

spikelet strongly flattened

1174
Q
A

Pogogyne spp.

Pogogyne

Lamiaceae

1175
Q
A

Epilobium ciliatum

slender willowherb

Onagraceae

1176
Q
A

Madia elegans

common madia

Asteraceae

1177
Q
A

Lythrum salicaria

purple loosestrife

Lythraceae

1178
Q
A

Garrya spp.

silktassel

Garryaceae

1179
Q
A

Achyrachaena mollis

Blow wives

Asteraceae

1180
Q
A

Ricinus communis

castor bean

Euphorbiaceae

1181
Q
A

Lathyrus vestitus

Pacific peavine

Fabaceae

banner reflexed at 90 degrees

1182
Q
A

Ericameria linearifolia

interior rabbitbrush

Asteraceae

RAY Flowers 12-18 (vs. E. bloomeri)

stem resinous

1183
Q
A

Sambucus racemosa

red elderberry

Adoxaceae

FR red

LFLTS 5-7

LFLTS lanceolate to oblong

INFL dome-topped - pyramidal

1184
Q
A

Delphinium parishii

pale-flowered larkspur

Ranunculaceae

Sepals oblong; not surpassing petals

Flower raceme not robust (like D. parryi)

1185
Q
A

Delphinium parishii

pale-flowered larkspur

Ranunculaceae

Sepals very light blue to blue

1186
Q
A

Veratrum californicum

CA false hellebore

Melanthiaceae

1187
Q
A

Delphinium parryi

desert larkspur

Ranunculaceae

Sepals oval; surpassing petals

INFL raceme more robust vs. D. parishii, about 1’

1188
Q
A

Ericameria linearifolia

interior rabbitbrush

Asteraceae

RAY Flowers 12-18 (vs. E. bloomeri)

stem resinous

1189
Q
A

Pseudognaphalium bioletti

bi-colored everlasting

Asteraceae

Opposing LF faces contrasting in color

Sharply scented

Phyllaries white to pink

1190
Q
A

Solanum elaeagnifolium

silverleaf nightshade

Solanaceae

Plant prickly

1191
Q
A

Lepidospartum squamatum

scalebroom

1192
Q
A

Baccharis salicifolia

mulefat

Asteraceae

1193
Q
A

Rubus parviflorus

Thimble berry

Rosaceae

1194
Q
A

Poa bulbosa

bulbous blue grass

Poaceae

densely cespitose

ST base bulbous

1195
Q
A

Heterotheca grandiflora

telegraph weed

Asteraceae

erect

Ray FLs 25-40 - smaller than H. sessiliflora;

proximal cauline LVS clasping

1196
Q
A

Euphorbia spp.

Spurge

Euphorbiaceae

1197
Q
A

Aspidotis densa

lace fern

Pteridaceae

1198
Q
A

Veronica anagallis-aquatica

water speedwell

Plantaginaceae

1199
Q
A

Triphysaria eriantha

Johnny tuck

Plantaginaceae

1200
Q
A

Cirsium arvense

Canada thistle

Asteraceae

1201
Q
A

Erodium cicutarium

redstem filaree

Geraniaceae

Basal leaves pinnately compound

1202
Q
A

Dicentra formosa

bleeding heart

Papaveraceae

1203
Q
A

Equisetum arvense

horsetail

Equisetaceae

1204
Q
A

Kalmia polifolia

mountain laurel

Ericaceae

1205
Q
A

Senagalia greggii

catclaw

Fabaceae

2nd order LFLTS 3-6 pair (vs. P. glandulosa)

1206
Q
A

Castilleja exserta

purple owl clover

Orobanchaceae

FL white, lavender or purple

1207
Q
A

Gilia ochroleuca

desert Gilia

Polemoniaceae

LF Cauline palmate

Calyx lobes linear

INFL not spheric

1208
Q
A

Camissoniopsis hirtella

hairy sun cuup

Onagraceae

FL from distal nodes

0 basal spot

Glandular

FL much smaller than C. cheiranthifolia

1209
Q
A

Ribes nevadense

Sierra currant

Grossulariaceae

Sepals pink to red

INFL dense 8-20 flowered

FR blue-black glaucous

1210
Q
A

Eriophyllum confertiflorum

golden yarrow

Asteraceae

Ray FL 2-5 mm

LF rolled under; obovate

LVS glabrous adaxially

1211
Q
A

Sanicula crassicaulus

Pacific snakeroot

Apiaceae

simple umbels

1212
Q
A

Clematis ligusticifolia

Virgin’s bower

Ranunculaceae

LFLTS 5-15

25-50 stamens

1213
Q
A

Eriogonum nudum

barestem buckwheat

Polygonaceae

LVS basal

1214
Q
A

Malacothrix coulteri

snakeheads

Asteraceae

1215
Q
A

Juncus xiphiodes

iris-leaved rush

LF blade looks like iris

1216
Q
A

Rhododendron columbianum

western labrador tea

Ericaceae

1217
Q
A

Deinandra fasciculata

fasciculated tarplant

Asteraceae

bracts subtending head overlapping

1218
Q
A

Claytonia parviflora

small-flowered miners lettuce

MONTIACEAE

Basal LVS >3x longer than wide; bases tapered to petiole

1219
Q
A

Chenopodium californicum

CA goosefoot

Chenopodiaceae

LF deltate; base truncate to hastate

1220
Q
A

Thermopsis californica

CA False-Lupine

Fabaceae

1221
Q
A

Dudleya pulverulenta

chalky live-forever

Crassulaceae

1222
Q
A

Salvia leucocyphylla

purple sage

Lamiaceae

corolla tube rose-lavender

ZERO lower lip

1223
Q
A

Ambrosia salsola

Burrobrush

Asteraceae

Leaves linear

1224
Q
A

Tauschia spp.

Tauschia

Apiaceae

compound umbels

1225
Q
A

Rhamnus crocea

spiny redberry

Rhamnaceae

LF elliptic to obovate

veins not prominent

1226
Q
A

Tribulus terrestris

Puncture vine

Zygophyllaceae

1227
Q
A

Rubus ursinus

Pacific blackberry

Rosaceae

1228
Q
A

Daucus pusillus

SW Carrot

Apiaceae

1229
Q
A

Agoseris retrorsa

Spear-leaved mountain dandelion

Asteraceae

1230
Q
A

Juncus mexicanus

Mexican rush

INFL appearing lateral

rhizome heavy

ST can be wavy

1231
Q
A

Lonicera subspicata

Southern honeysuckle

Caprifoliaceae

Flowers cream; berries pale red

1232
Q
A

Plantago erecta

CA plantain

Plantaganiceae

1233
Q
A

Claytonia parviflora

small-flowered miners lettuce

MONTIACEAE

Basal LVS >3x longer than wide; bases tapered to petiole

1234
Q
A

Matricaria discoidea

pineapple weed

Asteraceae

1235
Q
A

Bromus hordeaceus

Soft chess

Poaceae

1236
Q
A

Salvia sonomensis

Sonoma sage

Lamiaceae

corolla blue to lilac

stamens appearing very long

lower lip HORIZONTAL

1237
Q
A

Achillea millefolium

yarrow

Asteraceae

1238
Q
A

Holocarpha virgata

common tarweed

Asteraceae

1239
Q
A

Iris pseudocorus

horticultural iris

Iridaceae

stigma rounded

Perianth bright yellow

1240
Q
A

Polystichum spp.

sword fern

Dryopteridaceae

1241
Q
A

Tribulus terrestris

Puncture vine

Zygophyllaceae

1242
Q
A

Lupinus spp.

Lupine

Fabaceae

1243
Q
A

Malosma laurina

laurelleaf sumac

1244
Q
A

Festuca idahoensis

Blue fescue

Poaceae

leaf blade glaucous

leaf rolled

1245
Q
A

Toxicodendron diversilobum

poisonoak

Anacardiaceae

1246
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

1247
Q
A

Pseudognaphalium luteoalbum

Jersey cudweed

Asteraceae

Phyllaries silver gray to yellow to brown

LVS heavily tomentose; silvery

1248
Q
A

Lolium multiflorum

Italian rye grass

Poaceae

1249
Q
A

Plantago major

common plantain

Plantaganiceae

1250
Q
A

Mesembryanthemum nodiflorum

Slenderleaf ice plant

Aizoceae

1251
Q
A

Ipomopsis aggregata

Scarlet gilia

Polemoniaceae

1252
Q
A

Delphinium cardinale

scarlet larkspur

Ranunculaceae

Sepals red

LVS multi-lobed

1253
Q
A

Ambrosia psilostachya var. californica

western ragweed

Asteraceae

Leaves tend to be more glabrous

1254
Q
A

Chlorogalum pomeridianum

wavy-leaved soap plant

Agavaceae

1255
Q
A

Pseudognaphalium microcephalum

Wright’s cudweed

Asteraceae

Phyllaries white

LVS VERY Felty; almost white

LVS gradually smaller, distally

1256
Q
A

Limnanthes alba

white meadowfoam

Limnanthaceae

1257
Q
A

Senecio aronicoides

butterweed

Asteraceae

LF ovate to elliptic

1258
Q
A

Ribes roezlii

Sierra gooseberry

Grossulariaceae

1259
Q
A

Ephedra viridis

Mormon-tea

Ephedraceae

1260
Q
A

Cytisus scoparius

Scotch broom

Fabaceae

1261
Q
A

Atriplex canescens

hoary saltbush

Chenopodiaceae

LVS linear to oblanceolate; densely white scaly

1262
Q
A

Deinandra fasciculata

fasciculated tarplant

Asteraceae

bracts subtending head overlapping

1263
Q
A

Lomatium dasycarpum

mock parsley

Apiaceae

1264
Q
A

Bromus diandrus

ripgut grass

Poaceae

1265
Q
A

Vicia sativa

common vetch

LFLTS 8-14; tips acute/truncate/notched

INFL not crowded; 1-3 Flowers

1266
Q
A

Rubus armeniacus

Himalayan berry

Rosaceae

1267
Q
A

Tamarix spp.

Tamarix

Tamaricaceae

1268
Q
A

Festuca perennis

Italian rye

Poaceae

1269
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

1270
Q
A

Cercis occidentalis

western redbud

Fabaceae

1271
Q
A

Wyethia spp.

mule ears

Asteraceae

1272
Q
A

Blennosperma nanum

common stickyseed

LVS alternate (vs OPP in Lasthenia spp)

1273
Q
A

Barbarea orthoceras

American rocket

Brassicaceae

1274
Q
A

Lolium multiflorum

Italian rye grass

Poaceae

1275
Q
A

Dichelostemma capitatum

blue dicks

Themidaceae

curved scape

6 stamens (only Dichelostemma with 6)

1276
Q
A

Rhododendron columbianum

western labrador tea

Ericaceae

1277
Q
A

Cercocarpus ledifolius

birchleaf mahogany

Rosaceae

LVS entire

1278
Q
A

Ambrosia acanthicarpa

burweed

Asteraceae

canescent-STRIGOSE

1279
Q
A

Elymus triticoides

beardless wildrye

Poaceae

1280
Q
A

Dittrichia graveolens

stinkwort

Asteraceae

1281
Q
A

Diplacus calycinus

Fuzzy bush monkeyflower

Phrymaceae

FL 2/node

LVS serrate and narrowly elliptic

Corolla pale cream to pale yellow

1282
Q
A

Eucalyptus camaldulensis

red river gum

Myrtaceae

perianth <3 mm

FR not warty

LVs lanceolate

1283
Q
A

Festuca arundinaceae

tall fescue

Poaceae

leaf blade auricle clasping

1284
Q
A

Marrubium vulgare

horehound

Lamiaceae

1285
Q
A

Trichostema lanatum

woolly bluecurls

Lamiaceae

1286
Q
A

Melica californica

CA Melic grass

Poaceae

spikelet 5-15 mm (longer than M. imperfecta)

INFL branches appressed

1287
Q
A

Dichelostemma capitatum

blue dicks

Themidaceae

curved scape

6 stamens (only Dichelostemma with 6)

1288
Q
A

Hesperoyucca whipplei

Our Lord’s Candle

Agavaceae

1289
Q
A

Centromadia pungens

common spikeweed

Asteraceae

1290
Q
A

Lolium multiflorum

Italian rye grass

Poaceae

1291
Q
A

Platanthera dilatata

bog orchid

Orchidaceae

1292
Q
A

Linaria dalmatica

Dalmatian toadflax

Linaceae

1293
Q
A

Dendromecon rigida

bush poppy

Papaveraceae

1294
Q
A

Polypodium spp.

Polypody fern

Polypodiaceae

1295
Q
A

Acmispon spp.

lotus

Fabaceae

1296
Q
A

Erigeron foliosis

leafy fleabane daisy

Asteraceae

1297
Q
A

Artemisia douglasiana

mugwort

Asteraceae

Leaves 3-5 lobed

1298
Q
A

Aesculus californica

CA Buckeye

Sapindaceae

1299
Q
A

Cynara cardunculus

Artichoke thistle

Asteraceae

1300
Q
A

Typha spp.

Typha

Typhaceae

1301
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

1302
Q
A

Spartium junceum

Spanish broom

Fabaceae

1303
Q
A

Layia glandulosa

white layia

Asteraceae

1304
Q
A

Erodium botrys

broadleaf filaree

Geraniaceae

Basal leaves deeply lobed

1305
Q
A

Croton setiger

turkey-mullein

Euphorbiaceae

1306
Q
A

Prunus virginiana

choke cherry

Rosaceae

FL 18+

longer petiole than P. emarginata

1307
Q
A

Gaultheria shallon

Salal

Ericaceae

1308
Q
A

Solanum douglasii

Douglas nightshade

Solanaceae

1309
Q
A

Verbena lasiostachys

western verbena

Verbenaceae

1310
Q
A

Silene gallica

windmill pink

Caryophyllaceae

1311
Q
A

Pseudognaphalium stramineum

Cottonbatting plant

Asteraceae

Phyllaries white to yellow

1312
Q
A

Kalmia polifolia

mountain laurel

Ericaceae

1313
Q
A

Castilleja applegatei

wavyleaf paintbrush

Orobanchaceae

LVS wavy

FL bright red

1314
Q
A

Rubus ursinus

Pacific blackberry

Rosaceae

1315
Q
A

Pseudognaphalium stramineum

Cottonbatting plant

Asteraceae

Phyllaries white to yellow

1316
Q
A

Calyptridium monandrum

Sand-cress

Montiaceae

FL NOT Showy

1317
Q
A

Fraxinus latifolia

OR Ash

Oleaceae

0 petals

Leaflets 5-7; entire OR serrate

1318
Q
A

Aegilops spp.

goatgrass

Poaceae

1319
Q
A

Pedicularis densiflorus

Indian warrior

Orobanchaceae

1320
Q
A

Tsuga mertensiana

mountain hemlock

Pinaceae

1321
Q
A

Juniperus occidentalis

western juniper

tree

seed cones maturing blue-black

1322
Q
A

Alnus rhombifolia

white alder

Betulaceae

1323
Q
A

Ricinus communis

castor bean

Euphorbiaceae

1324
Q
A

Hazardia squarrosa

sawtooth goldenbush

1325
Q
A

Euthamia occidentalis

Western goldenrod

Asteraceae

1326
Q
A

Poa secunda

one-sided blue grass

Poaceae

densely tufted

INFL appressed (spreading only in FL)

1327
Q
A

Torilis arvensis

hedge parsley

Apiaceae

1328
Q
A

Fraxinus latifolia

OR Ash

Oleaceae

0 petals

Leaflets 5-7; entire OR serrate

1329
Q
A

Suaeda taxifolia

woolly seablite

Chenopodiaceae

leaf blades semi-cylindrical

bracts overlapping

ST dull gray brown

INFL clustered

1330
Q
A

Eriogonum fasciculatum

CA buckwheat

Polygonaceae

LF margin rolled under

LF linear

1331
Q
A

Robinia pseudoacacia

black locust

Fabaceae

1332
Q
A

Deinandra fasciculata

fasciculated tarplant

Asteraceae

bracts subtending head overlapping

1333
Q
A

Hedera spp.

Ivy

Araliaceae

1334
Q
A

Platanus racemosa

CA sycamore

Platanaceae

1335
Q
A

Cytisus scoparius

Scotch broom

Fabaceae

1336
Q
A

Phoradendron leucarpum

oak mistletoe

Viscaceae

1337
Q
A

Carduus pycnocephalus

Italian thistle

Asteraceae

1338
Q
A

Suaeda nigra

bush seepweed

Chenopodiaceae

leaf blades semi-cylindrical

bracts not overlapping

ST shiny green-yellow-brown or red

INFL Open

1339
Q
A

Washingtonia robusta

Mexican fan palm

Arecaceae

1340
Q
A

Cynoglossum grande

houndstongue

Boraginaceae

1341
Q
A

Pseudognaphalium stramineum

Cottonbatting plant

Asteraceae

Phyllaries white to yellow

1342
Q
A

Erigeron canadensis

Common horseweed

Asteraceae

1343
Q
A

Fraxinus latifolia

OR Ash

Oleaceae

0 petals

Leaflets 5-7; entire OR serrate

1344
Q
A

Bromus carinatus

CA brome

Poaceae

1345
Q
A

Purshia tridentata

bitterbrush

Rosaceae

1346
Q
A

Nemophila menziesii

baby blue eyes

Boraginaceae

Corolla white to blue

1347
Q
A

Chamerion angustifolium

fireweed

Onagraceae

1348
Q
A

Leptosyne bigelovii

Bigelow coreopsis

1349
Q
A

Epilobium canum

CA fuschia

Onagraceae

1350
Q
A

Brassica nigra

black mustard

Brassicaceae

1351
Q
A

Poa pratensis

Kentucky blue grass

Poaceae

loosely to densely tufted

1352
Q
A

Hedera spp

ivy

Araliaceae

1353
Q
A

Poa secunda

one-sided blue grass

Poaceae

densely tufted

INFL appressed (spreading only in FL)

1354
Q
A

Penstemon centranthifolius

Scarlet bugler

Plantaginaceae

corolla red

1355
Q
A

Acacia dealbata

silver wattle

Fabaceae

1356
Q
A

Linaria dalmatica

Dalmatian toadflax

Linaceae

1357
Q
A

Daucus pusillus

rattlesnake weed

Apiaceae

1358
Q
A

Prunella vulgaris

self heal

Lamiaceae

1359
Q
A

Bromus diandrus

ripgut grass

Poaceae

1360
Q
A

Washingtonia robusta

Mexican fan palm

Arecaceae

1361
Q
A

Extriplex californica

CA Orach

Chenopodiaceae

Coastal

1362
Q
A

Elymus elymoides

squirrel tail

Poaceae

perennial

cespitose

can be glaucous

1363
Q
A

Hedera spp.

Ivy

Araliaceae

1364
Q
A

Pellaea mucronata

birdsfoot cliffbrake

Pteridaceae

leaves clustered

1365
Q
A

Epilobium canum

CA fuschia

Onagraceae

1366
Q
A

Rhododendron occidentale

western azalea

Ericaceae

1367
Q
A

Eriogonum elongatum

long-stemmed buckwheat

Polygonaceae

involucre 1/node in raceme-like arrangement

1368
Q
A

Oemleria cerasiformis

Indian plum

Rosaceae

1369
Q
A

Rumex crispus

curly dock

Polygonaceae

1370
Q
A

Maianthemum racemosum

false Salomon seal

Ruscaceae

1371
Q
A

Bromus diandrus

ripgut grass

Poaceae

1372
Q
A

Amaranthus spp.

Pigweed or Tumbleweed

Amaranthaceae

1373
Q
A

Lathyrus vestitus

Pacific peavine

Fabaceae

banner reflexed at 90 degrees

1374
Q
A

Sedum spathulifolium

Pacific stonecrop

Crassulaceae

1375
Q
A

Claytonia parviflora

small-flowered miners lettuce

MONTIACEAE

Basal LVS >3x longer than wide; bases tapered to petiole

1376
Q
A

Ambrosia acanthicarpa

burweed

Asteraceae

canesecent-STRIGOSE

1377
Q
A

Delphinium cardinale

scarlet larkspur

Ranunculaceae

Sepals red

LVS multi-lobed

1378
Q
A

Trifolium spp.

clover

Fabaceae

1379
Q
A

Lepidospartum squamatum

scalebroom

1380
Q
A

Achillea millefolium

yarrow

Asteraceae

1381
Q
A

Castilleja affinis

Indian paintbrush

Orobanchaceae

FL red or yellow

1382
Q
A

Anemopsis californica

yerba mansa

Sauruceae

1383
Q
A

Triteleia laxa

Ithuriel’s spear

Themidaceae

1384
Q
A

Euphorbia albomarginata

rattlesnake spurge

Euphorbiaceae

1385
Q
A

Maianthemum racemosum

false Salomon seal

Ruscaceae

1386
Q
A

Poa pratensis

Kentucky blue grass

Poaceae

loosely to densely tufted

1387
Q
A

Arceuthobium campylopodum

pine dwarf mistletoe

Viscaceae

1388
Q
A

Cephalanthus occidentalis

Button willow

Rubiaceae

1389
Q
A

Opuntia basilaris

beavertail cactus

Cactaceae

FL magenta

1390
Q
A

Koeleria macrantha

June grass

Poaceae

1391
Q
A

Distichlis spicata

salt grass

Poaceae

1392
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

1393
Q
A

Lasthenia spp.

goldfields

LVS opp (vs ALT in Blennosperma)

1394
Q
A

Acmispon spp.

lotus

Fabaceae

1395
Q
A

Silybum marianum

milk thistle

Asteraceae

1396
Q
A

Nasturtium officinale

water cress

1397
Q
A

Festuca arundinaceae

tall fescue

Poaceae

leaf blade auricle clasping

1398
Q
A

Dittrichia graveolens

stinkwort

Asteraceae

1399
Q
A

Solanum elaeagnifolium

silverleaf nightshade

Solanaceae

Plant prickly

1400
Q
A

Delphinium cardinale

scarlet larkspur

Ranunculaceae

Sepals red

LVS multi-lobed

1401
Q
A

Barbarea orthoceras

American rocket

Brassicaceae

1402
Q
A

Cucurbita foetidissima

calabazilla

Cucurbitaceae

1403
Q
A

Erigeron canadensis

Common horseweed

Asteraceae

1404
Q
A

Ribes cereum

wax currant

Grossulariaceae

spicy odor

Sepals reflexed

Sepals white to pink

INFL open 3-7 flowered

FR red; glabrous to glaucous; may or not be glandular

1405
Q
A

Ambrosia psilostachya var. californica

western ragweed

Asteraceae

leaves more glabrous than other Ambrosias

1406
Q
A

Vaccinium parvifolium

red huckleberry

Ericaceae

1407
Q
A

Cirsium arvense

Canada thistle

Asteraceae

1408
Q
A

Euphorbia albomarginata

rattlesnake spurge

Euphorbiaceae

1409
Q
A

Genista monspessulana

French broom

Fabaceae

1410
Q
A

Eschscholzia californica

CA poppy

Papaveraceae

1411
Q
A

Aspidotis densa

lace fern

Pteridaceae

1412
Q
A

Rhamnus ilicifolia

Hollyleaf redberry

Rhamnaceae

LF ovate to round

veins may be prominent

1413
Q
A

Yucca brevifolia

Joshua tree

Agavaceae

1414
Q
A

Corethrogyne filaginifolia

common sandaster

1415
Q
A

Lilium pardalinum

Leopard lily

Liliaceae

LF margin NOT wavy; elliptic

Perianth 2-toned

1416
Q
A

Juglans hindsii

Northern CA black walnut

FRUIT 3.5-5 cm, shell smooth to shallowly grooved

abaxial leaf vein axils with hairs

Leaflets narrow triangular to lanceolate

1417
Q
A

Oxalis oregana

redwood sorrell

Oxalidaceae

1418
Q
A

Clematis ligusticifolia

Virgin’s bower

Ranunculaceae

LFLTS 5-15

25-50 stamens

1419
Q
A

Centaurea melitensis

Tocalote

Asteraceae

Spines purple tipped

1420
Q
A

Claytonia perfoliata

miners lettuce

MONTIACEAE

Basal LVS <3x longer than wide; bases tapered abruptly or truncate

1421
Q
A

Ambrosia salsola

Burrobrush

Asteraceae

1422
Q
A

Rubus spectablis

Salmonberry

Rosaceae

1423
Q
A

Notholithocarpus densiflorus

tanoak

Fagaceae

1424
Q
A

Purshia tridentata

bitterbrush

Rosaceae

1425
Q
A

Allenrolfea occidentalis

iodine bush

Chenopodiaceae

1426
Q
A

Eriodictyon crassifolium

thick-leaved yerba santa

Boraginaceae

leafs tomentose

1427
Q
A

Corallorhiza maculata

spotted coralroot

Orchidaceae

1428
Q
A

Melica californica

CA Melic grass

Poaceae

spikelet 5-15 mm (longer than M. imperfecta)

INFL branches appressed

1429
Q
A

Castilleja subinclusa

long-leaved paintbrush

Orobanchaceae

FL red (maybe yellow)

Beak protruded Yellow

1430
Q
A

Hordeum marinum

Mediterranean barley

Poaceae

INFL 1.5-7 cm (gen shorter than summer barley)

INFL green to purple

1431
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

1432
Q
A

Lomatium dasycarpum

hog fennell

Apiaceae

corolla white-green (may look pale yellow)

1433
Q
A

Isocoma menziesii

coastal goldenbush

Asteraceae

1434
Q
A

Spartium junceum

Spanish broom

Fabaceae

1435
Q
A

Lonicera involucrata

Twinberry honeysuckle

Caprifoliaceae

Flowers orange-yellow; berries almost black

1436
Q
A

Centaurea solstitialis

yellow starthistle

Asteraceae

Spines pale yellow tipped

1437
Q
A

Peritoma arborea

bladderpod

1438
Q
A

Platanthera dilatata

bog orchid

Orchidaceae

1439
Q
A

Cephalanthus occidentalis

Button willow

Rubiaceae

1440
Q
A

Helenium bigelovii

sneezeweed

Asteraceae

1441
Q
A

Madia elegans

common madia

Asteraceae

1442
Q
A

Eriodictyon californicum

Yerba santa

Boraginaceae

twigs glab to sparsely hairy

1443
Q
A

Baccharis pilularis

coyote brush

Asteraceae

1444
Q
A

Senecio aronicoides

butterweed

Asteraceae

LF ovate to elliptic

1445
Q
A

Sanicula arguta

So Cal Sanicle

APIACEAE

simple umbels

1446
Q
A

Lupinus spp.

Lupine

Fabaceae

1447
Q
A

Ericameria nauseosa

rubber rabbitbrush

Asteraceae

heads DISCOID

strongly scented

1448
Q
A

Sanicula arguta

So Cal Sanicle

APIACEAE

simple umbels

1449
Q
A

Sidalcea spp.

Sidalcea

Malvaceae

1450
Q
A

Hedera spp.

Ivy

Araliaceae

1451
Q
A

Rubus parviflorus

Thimble berry

Rosaceae

1452
Q
A

Agoseris retrorsa

spear-leaved mountain dandelion

1453
Q
A

Matricaria discoidea

pineapple weed

Asteraceae

1454
Q
A

Maianthemum racemosum

false Salomon seal

Ruscaceae

1455
Q
A

Oxalis oregana

redwood sorrell

Oxalidaceae

1456
Q
A

Anemopsis californica

yerba mansa

Sauruceae

1457
Q
A

Elymus caput-medusae

medusa head

Poaceae

annual

1458
Q
A

Stipa hymenoides

Indian ricegrass

Poaceae

1459
Q
A

Malacothrix saxatilis

tenuated cliff-aster

Asteraceae

1460
Q
A

Brickellia californica

CA brickelbush

Asteraceae

1461
Q
A

Galium andrewsii

phlox-leaved bedstraw

Rubiaceae

LVS whorls of 4

corolla light yellow

1462
Q
A

Pentagramma triangularis

gold-back fern

Pteridaceae

1463
Q
A

Acacia dealbata

silver wattle

Fabaceae

1464
Q
A

Sambucus racemosa

red elderberry

Adoxaceae

FR red

LFLTS 5-7

LFLTS lanceolate to oblong

INFL dome-topped - pyramidal

1465
Q
A

Viola purpurea

Goosefoot violet

Violaceae

1466
Q
A

Suaeda taxifolia

woolly seablite

Chenopodiaceae

leaf blades semi-cylindrical

bracts overlapping

ST dull gray brown

INFL clustered

1467
Q
A

Heteromeles arbutifolia

Toyon

Rosaceae

1468
Q
A

Prunus emarginata

bitter cherry

Rosaceae

FL 3-12

shorter petiole than P. virginiana

1469
Q
A

Festuca arundinaceae

tall fescue

1470
Q
A

Eriodictyon californicum

Yerba santa

Boraginaceae

twigs glab to sparsely hairy

1471
Q
A

Cirsium arvense

Canada thistle

Asteraceae

1472
Q
A

Festuca californica

CA fescue

Poaceae

leaf blade GREEN (vs. bluish)

1473
Q
A

Juncus balticus

Baltic rush

INFL looks lateral

ST cylindrical

Rhizome scaly and long

1474
Q
A

Cucurbita foetidissima

calabazilla

Cucurbitaceae

1475
Q
A

Camissonia campestris

Mohave suncup

Onagraceae

FL from distal nodes

LVS linear to narrowly linear

1476
Q
A

Silene gallica

windmill pink

Caryophyllaceae

1477
Q
A

Erythranthe guttata

Seep monkey flower

Phrymaceae

1478
Q
A

Xanthium spp.

cocklebur

Asteraceae

1479
Q
A

Elymus condensatus

giant wildrye

Poaceae

perennial

cespitose

INFL branched

1480
Q
A

Oemleria cerasiformis

Indian plum

Rosaceae

1481
Q
A

Malacothrix coulteri

snakeheads

Asteraceae

1482
Q
A

Juncus bufonius

toad rush

Annual

tiny <10 cm

1483
Q
A

Prunella vulgaris

self heal

Lamiaceae

1484
Q
A

Rhamnus ilicifolia

Hollyleaf redberry

Rhamnaceae

LF ovate to round

veins may be prominent

1485
Q
A

Ipomopsis aggregata

Scarlet gilia

Polemoniaceae

1486
Q
A

Eriophyllum confertiflorum

golden yarrow

Asteraceae

Ray FL 2-5 mm

LF rolled under; obovate

LVS glabrous adaxially

1487
Q
A

Wyethia spp.

mule ears

Asteraceae

1488
Q
A

Alnus rhombifolia

white alder

Betulaceae

1489
Q
A

Salvia columbariae

chia

Lamiaceae

corolla pale to ELECTRIC blue

1-2 flower clusters/stem

LVS deeply lobed

1490
Q
A

Darlingtonia californica

CA pitcher plant

Sarraceniaceae

1491
Q
A

Erodium botrys

broadleaf filaree

Geraniaceae

Basal leaves deeply lobed

1492
Q
A

Collomia grandiflora

large flowered collomia

Polemoniaceae

1493
Q
A

Lonicera involucrata

Twinberry honeysuckle

Caprifoliaceae

Flowers orange/yellow; berries almost black

1494
Q
A

Senecio flaccidus var. douglasii

Shrub ragwort

Asteraceae

Leaves thread-like

SHRUB

Rays 8, 13 or 21

1495
Q
A

Poa bulbosa

bulbous blue grass

Poaceae

densely cespitose

ST base bulbous

1496
Q
A

Cornus nuttallii

pacific dogwood

CORNACEAE

1497
Q
A

Sonchus oleraceus

Common sow thistle

Asteraceae

Spined margins of leaves tend to be shorter than on S. asper

1498
Q
A

Cephalanthus occidentalis

Button willow

Rubiaceae

1499
Q
A

Cakile maritima

sea rocket

Brassicaceae

1500
Q
A

Spartium junceum

Spanish broom

Fabaceae

1501
Q
A

Distichlis spicata

salt grass

Poaceae

1502
Q
A

Diplacus aurantiacus

Bush monkeyflower

Phrymaceae

FL 2-4/node

LVS entire to serrate

More ‘leggy’ than D. longiflorus

1503
Q
A

Triteleia laxa

Ithuriel’s spear

Themidaceae

1504
Q
A

Blennosperma nanum

common stickyseed

Asteraceae

1505
Q
A

Ribes malvaceum

chaparral currant

Grossulariaceae

Sepals pink to purple

INFL open 10-25 flowered

FR purple glaucous and glandular

1506
Q
A

Pseudognaphalium bioletti

bi-colored everlasting

Asteraceae

Opposing LF faces contrasting in color

Sharply scented

Phyllaries white to pink

Botany (4 decks)

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