Plant family quiz 3

Question 1

Magnoliaceae

Answer 1

trees & shrubs
flowers large and showy
floral parts numerous, separate, spirally arranged
elongate receptacle

Question 2

Lauraceae

Answer 2

trees & shrubs
leaves simple, alternate, entire, pinnate
flowers actinomorphic, parts in 3's
valvate anthers opening by 2-4 flaps
drupe

Question 3

Ranunculaceae

Answer 3

usually herbs
leaves simple and deeply lobed or compound
stamens usually many
apocarpous gynoecium (multiple distinct carpels)

Question 4

Berberidaceae`

Answer 4

perennial herbs or shrubs
leaves simple or pinnately compound
floral parts usually in multiples of 3
valvate anthers

Question 5

Betulaceae

Answer 5

trees or shrubs
leaves simple, alternate
monoecious plants
pistillate and staminate flowers in separate catkins
ovary inferior
nut, samara

Question 6

Fagaceae

Answer 6

trees or shrubs
leaves simple, alternate
monoecious plants
pistillate flowers in leaf axils
staminate flowers in catkins
ovary inferior
nut with involucre of bracts

Question 7

Hamamelidaceae

Answer 7

trees or shrubs
leaves simple, alternate, entire or serrate
flowers actinomorphic, bisexual or unisexual
flower parts in 4’s or 5’s
carpels 2, partially fused; ovary inferior
woody capsule

Question 8

Carophyllaceae

Answer 8

herbs
leaves simple, opposite
swollen nodes
petals entire to deeply lobed, often differentiated into a claw and a limb
floral parts in 5's
placentation often freecentral

Question 9

Aceraceae

Answer 9

trees or shrubs
leaves simple, opposite, often palmately lobed
carpels 2, connate
ovary superior
samaroid schizocarp

Question 10

Brassicaceae

Answer 10

herbs
mustard oils
4 sepals, 4 petals, 4 + 2 stamens (tetradynamous) 2 carpels
ovary syncarpous
silicle or silique

Question 11

Malvaceae

Answer 11

usually herbs or shrubs
leaves simple,commonly palmately lobed
stellate hairs common
mucilage cells
stamens monadelphous, or in 5 clusters, each with filaments basally connate
capsules (often schizocarpous)

Question 12

Onagraceae

Answer 12

usually herbs
4 sepals, 4 petals, 8 stamens,4 carpels
petals often clawed or stipitate
ovary inferior
usually capsule

Question 13

Geraniaceae

Answer 13

herbs
leaves usually palmate, simple to compound
flowers actinomorphic parts in 5’s (including 5 carpels)
ovary superior, elongating after pollinatioin
schizocarp of 5 segments

Question 14

Violaceae

Answer 14

usually herbs
flowers zygomorphic
corolla polypetalous, spurred
nectar guides
stamens connivent

Question 15

Saxifragaceae

Answer 15

usually herbs
leaves often basal, often serrate and palmately lobed
carpels usually 2-3(6)
styles separate

Question 16

Salicaceae

Answer 16

trees or shrubs
dioecious plants
pistillate and staminate flowers in separate catkins
seeds numerous and comose (hairy)

Question 17

Rosaceae

Answer 17

trees, shrubs, or herbs
leaves simple or compound; stipulate
leaflets with serrate margins
hypanthium
carpels numerous to 1
variation in fruit types

Question 18

Fabaceae

Answer 18

trees, shrubs or herbs
leaves often compound
leaflets with entire margins
stamens numerous to 10, diadelphous in papilionaceous flowers
carpel 1 (per flower)
legume or loment

Question 19

Ericaceae

Answer 19

trees & shrubs
leaves opposite or alternate, entire
corolla usually sympetalous, frequently urceolate
10 stamens (rarely 5)
anthers usually with poricidal dehiscence and often with appendages

Question 20

Polemoniaceae

Answer 20

usually herbs
flowers actinomorphic
corolla sympetalous, convolute in bud
unequal insertion of stamens on corolla
carpels 3, connate
stigmas separate (3)
ovary superior

Question 21

Cornaceae

Answer 21

trees or shrubs
leaves simple, opposite, veins arcing from base to tip
inflorescence often subtended by showy bracts
flowers actinomorphic, bisexual or unisexual
flower parts usually in 4’s
ovary inferior
drupe

Question 22

Boraginaceae

Answer 22

herbs
plants often hairy
leaves alternate
scorpioid or helicoid cymes
flowers actinomorphic
corolla sympetalous
style gynobasic, or terminal and bifid
if style terminal and bifid, then stamens usually exserted
ovary superior, 4-lobed (when gynobasic), or unilocular
4 nutlets (when gynobasic), or capsule

Question 23

Solanaceae

Answer 23

usually herbs, shrubs, or vines
plants often densely pubescent
leaves simple, alternate, commonly lobed
flowers actinomorphic, sympetalous
2 carpels, capitate stigma
ovary superior

Question 24

Apocynaceae

Answer 24

trees, shrubs, vines, herbs
milky latex
leaves opposite or whorled
flowers actinomorphic
gynostegium, pollinia, corona (Asclepiadaceae)
ovary superior; 2 carpels united at styles only
paired follicles

Question 25

Polygonaceae

Answer 25

leaves alternate, with sheathing stipules (ocreas)
one floral envelope
achene, often winged

Question 26

Montiaceae

Answer 26

1) herbs, plants often somewhat succulent; plants always glabrous
2) BETALAINS3) lvs simple, alternate,opposite,or basal;often fleshy (almost succulent)
4) flowers
- Characteristic paired bracteoles, usually called sepals, beneath each flower-petals (really tepals, because ‘sepals’ are really bracts) 5(4-10)
- stamens 5 (4 tomany)
- Lewisiais an important exception here in PNW with many (2-9) sepaloid bracts,many tepals, and often many stamens.
- 2-3(-8)fused carpels; ovary superior; free-central to basal placentation; fruit a capsule