Final Exam Condensed List Flashcards
Buxus sempervirens

( common boxwood)
evergreen, square stems, small yellow/green opposite, entire, simple, leaves with notch at apex, horned 3 valve fruit,
Cephalotaxus harringtonia
(Harrington plum-yew)
spreading evergreen hedge, long sharp needles ridge down middle, Vshape around stem,
Chamaecyparis obtusa

(hinoki falsecypress)
med evergreen, white Y on back of scales, soft leaves, yellow or green.
Chamaecyparis pisifera

(Japanese falsecypress)
lg evergreen, 3 types of foliage, usually green but some cultivars have bright yellow.
Juniperus chinensis

(Chinese juniper)
shrub/tree, twisted branches, Juvenile leaves -needle to awl shaped and are radial. Mature leaves-scale and pressed to the stem, underside more bare, blue fruit.
Juniperus conferta

(shore juniper)
ground cover, not purp like horizontalis, branchlets reach up (arching), white stripe inside needle, radial.
Juniperus horizontalis

(creeping juniper)
2 ft, white fruit in clusters, purp/blue/green in winter, can have needle, awl, or scale leaves depending on maturity.
Juniperus squamata

(singleseed juniper)
small spreading shrub, blue/green dense foliage, kinda pointy, needles have brown tip in winter,radial, white inner needles giving white cast overall.
Juniperus virginiana

(eastern redcedar)
tree or shrub, blue fruit in abundance, smells strongly of gin, lose scale foliage all around stem, (only 1 type of foliage,diff from chinensis with juvenile)
Metasequoia glyptostroboides

(dawn redwood)
deciduous conifer, lower trunk is fluted, reddish brown. needle leaves in 2 rows, orange brown winter, obvious buds by the leaf scars, cones are eggshaped and on long petiole.

Platycladus orientalis

(Oriental arborvitae)
branches reach up, triangluar scales, flat,
Taxodium distichum

(bald cypress)
lg deciduous connifer, fine flat 1/2in needles arranged in two rows, orange fall but looses needles, rough bald stem, leaf scars in whorlls. bark has red strips

Taxus cuspidata

(Japanese yew)
evergreen needles, form V shape on stem, red/brown exfoliating bark, dark green on top light green under
Taxus xmedia

(Anglojap yew)
red fruits, flat needles whorlled, shorter than plumyew
Thuja occidentalis

(American arborvitae)
evergreen, smells like xmas, roundish scales, oil glad dot on back of scale. juvenile fine needles.
xCupressocyparis leylandii

(leyland cypress)
evergreen tree, loose flat branches, scaled leaves,
Abies concolor

(white fir)
white stem, soft 2in flat needles curve up, circular leaf scar

Cedrus atlantica

(Atlas cedar)
whorrled on top and sides (not bottom) , white cast, evergreen. male cones look like catturds

Larix decidua

(European larch)
shit load of tan cones with wavy scales, long shoots with single needles, short shoots with whorls. short shoots bundles have rings
Picea abies

(Norway spruce)
single, straight sharp needles on tops and sides (but not bottom) with orange stems and buds.
Picea glauca

(white/dwarf alberta spruce ‘Conica’)
tiny needles radiate around, small cones
Picea omorika

(Serbian spruce)
flat needle, short, green/blue, two lines of white stomata on underside, branches bend up, brown cones in top of tree
Picea pungens

(Colorado spruce)
blue new growth, or green all over. stiff, sharp 1 in needles arounds stem. light brown tapering long “flaky” cones with wavy edge
Pinus bungeana
(lace-bark pine)
Pinus densiflora

(Japanese red pine)
flaky orange/red bark, soft, long 2bundle needles, red buds. dense, small cones, hold for multiple years. umbo with short spine.
Pinus mugo

(mugo pine)
shrub, 2bundle needles, twisted, small comes, exfoliating grey bark

Pinus nigra

(Austrian pine)

2 bundle needle, stiff, sharp 5in needles, hairy buds. smooth egg shaped cones with grey umbo. grey bark with verticle furrows
Pinus strobus (white pine)
Pinus virginiana

(Virginia pine)
brown cones with long sharp umbo, 2bundle twisted 2-3in needles,
Pseudotsuga menziesii

(Douglas fir)
pine cones have “serpents tongue”. needles are single, flat blue/green. pointy red buds

Sciadopitys verticillata (umbrella pine)
Tsuga canadensis

(Canadian hemlock)
lots of baby pinecones hang from underside, needles are single, flat and mostly occur only opposite on the sides. two rows of white stomata on bottom
Cotoneaster dammeri
(bearberry cotoneaster)
ground cover, arching branches, semiever green 1in elliptic shiny leaves, small red pomes
Cotoneaster horizontalis

(rockspray cotoneaster)
ground cover, herringbone branching, semiever green, purp fall, 1/2 in long elliptic leaves,
Crataegus crus-galli

(cockspur hawthorn)
extremly thorny, 20 ft tree, red pommes hanging fruits
Crataegus viridis ‘Winter King’

(winter king hawthorn)
small bright red pommes, few spordatic thorns,
Crataegus xlavalleei

(lavalle hawthorn)
small, asymetrical tree, large organge pommes with brown dots, red fall, unbranched thorns.
Eucommia ulmoides (hardy rubbertree)
large tree, no winter leaves, brown textured bark, latex strings when pull leaf in half.
Platanus occidentalis

American planetree, sycamore)
white bark, leaf collar, leaf with shallower sinuses than london, zigzag branches, conical bud
Platanus xacerifolia

(London planetree)
green bark, no leave collor, deeper sinuses
Pyracantha coccinea
(scarlet firethorn)
lg shrub, bright orange fruits into winter, thorny,
Rhodotypos scandens

(jetbead)
black oval fruit persists, mounding shrub, red/yellow fall
Rosa xhybrida (rose)
Spiraea japonica

(Japanese spirea)
short shrub, non showy star shaped follicles, purp/red fall, no leaves in winter
Spiraea nipponica

(Nippon spirea)
lg shrub, arching branches,dark non showy follicles on umbels,
Spiraea thunbergii
(Thunberg spirea)
med size shrub, 5 segmended follicles, red fall,
Spiraea xbumalda

(bumald spirea)
shrub, reddish fall, no winter leaves, non showy 5 point star follicles
Spiraea xvanhouttei

(Vanhoutte spirea)
large arching shrub, yellow red fall, no fall leaves, tiny follicles
Abelia xgrandiflora

(glossy abelia)
med to lg shrub, evergreen, tiny glossy, thin, ovate, serrate leaves, tiny pink new growth,
Asimina triloba

(pawpaw)
tree or spreading shrub, large elliptic leaf, yellow fall, round buds covered in dark pubescents, no leaves winter
Callicarpa dichotoma

(purple beautyberry)
med size, spreading, arching shrub, bright purple fruits in clusters close to stem, stay on until winter, no leaves winter.
Caryopteris xclandonensis

(bluebeard)
mounded shrub, non showy capsules,

Heptacodium miconioides

(seven-son flower)
lg (20ft) multistemmed shrub/tree, light brown exfoliationg (in strips) bark. no winter leaves, parallel midveins
Lonicera fragrantissima

(fragrant honeysuckle)
lg hedging shrub,
Lonicera sempervirens
(trumpet honeysuckle)
vine, red tubular flowers, fused leaf below flower,
Kolkwitzia amabilis

(beautybush)
multistem shrub, 10 ft, arching/pendulous branches, weird orange fuzzy clusters of fruit, exfoliating bark
Viburnum carlesii

(Korean spice viburnum)
upright rounded shrub, dense stems, black oblong fruits, red/purp fall,
Viburnum dentatum

(arrowwood viburnum)
shrub, deciduous, straight, upright stems, suckers, 8ft, yellow fall, blue clustered drupes, dentate,
Viburnum opulus

(European cranberrybush viburnum)
lg hedge, upright, 12 ft, red fall, lots of glands on petiole by leaf base, persisting cluster handing red fruit, purp, opposite buds look like ballsack,
Viburnum plicatum

(doublefile viburnum)
med size shrub, horizontal branching, black oblong drupes, purp fall, no scales on brown longish buds
Viburnum xburkwoodii

(burkwood viburnum)
roung/irregular shrub, black drupes, red fall, large cluster bud with U shaped wings
Viburnum xjuddii (judd viburnum)
8 ft, rounded shrub, lenticles on branches, buds make U shape wings, black fruit, red fall, deciduous
Viburnum xrhytidophylloides
(lantanaphylla viburnum)
semievergreen hedge shrub, upright, arching, black drupes, dark green thick leathery leaves, lg buds,
Vitex agnus-castus

(chasetree)
lg spreading shrub, small round brown drupes on a tight panicle, no leaves winter
Weigela florida

(Old fashioned weigela)
lg upright, spreading shrub. non showy tubular capsules. leaves purp around edges,
Cephalanthus occidentalis (Buttonbush)
Chionanthus retusus (Chinese fringetree)
Chionanthus virginicus (fringetree)
Cotinus coggygria

(common smoketree)
med shrub, showy feathery seed stalks, obovate red/purple leaves.
Forsythia xintermedia
(border forsythia)
shrub, bird beak capsule, red fall, dense buds
Fraxinus americana (white ash)

smooth new growth, U shaped leaf scar around round bud, shallowly furrowed bark, no leaves in winter
Fraxinus pennsylvanica

(green ash)
horizontal C shaped leaf scar under roundish bud, pubescent stem
Fraxinus quadrangulata

(blue ash)
exfolating bark, 4 wingged square stems
Ilex cornuta

(Chinese holly)
rounded evergreen shrub, red drupes in clusters persist into winter. very shiny dark green simple leaves, lobes ending in sharp points give leaf irregular shape.
Ilex glabra

(inkberry)
small leaved evergreen, shiny leaf with shallow dentations at apex, leggy, black fruits
Ilex opaca

(American holly)
lg tree, evergreen, simple, opposite, sharp spines eqidistant around elliptic leaf, mature leaves have fewer spines. leaf curves under,
Ilex verticillata

(common winterberry)
deciduous, suckers rounded shrub, red fruits persist. lanceolate dentate leaves.
Ilex xattenuata ‘Fosteri’

(Foster’s holly)
evergreen,narrow leaf, oblong, spines towards apex only, not all leaves have spines
Ilex xmeserveae ‘Blue Princess’

(Blue Princess holly)
red fruits in clusters near stem persist into winter. no yellow stems, many spines.
Ilex xmeserveae ‘Mesog’

(China holly)
small rounded evergreen shrub, shiny green leaves spines, leaves curve under, yellow stems.
Ligustrum ovalifolium

(California privet)
multistemmed shrub, hedge, lots of blue/black fruits, semi evergreen shiny elliptic entire leaves, purp fall.
Osmanthus americanus

(devilwood)
multistemmed shrub, evergreen, red varities, dark blue drupes, flower buds on elongated stems in winter, shiny entire lanceolate leaves,
Rhus aromatica

(fragrant sumac)
low shrub, spreading, long flower buds on tips of branches persist into winter, cluster of hairy red drupes. red leaves fall
Syringa pubescens subsp. microphylla

(littleleaf lilac)
long warty capsule,
Syringa reticulata

(Japanese tree lilac)
small tree, yellow/brown fall, large clusters of brown bird beak capsules, shiny bark with few horizonal white lenticles,
Syringa vulgaris

(common lilac)
lg leaf, yellow fall, yellow midvein curves under, 2 pointy round buds, thickets, leggy with age, bird beak fruit,
Berberis julianae (wintergreen barberry)
Berberis thunbergii (Japanese barberry)
Buddleia davidii (orange-eye butterfly bush)
Calycanthus floridus (Carolina allspice)
Clethra alnifolia (summersweet)
Hedera helix (English ivy)
Liriodendron tulipifera (tulip poplar)
Magnolia acuminata

(cucumber magnolia)
deciduous, lg tree, yellow brown fall, lg yellow fuzzy buds

Magnolia grandiflora

(southern magnolia)
evergreen lg tree, waxy green top, brown fuzzy under,
Magnolia stellata (star magnolia)
Magnolia virginiana

(sweetbay magnolia)
semi evergreen, tree or multistemmed shrub, yellow/green leaf, silvery underside, fuzzy curved long buds.
Magnolia xsoulangiana (saucer magnolia)
Mahonia aquifolium (Oregon grapeholly)
Myrica pensylvanica (northern bayberry)
Nandina domestica (heavenly bamboo)
Phellodendron amurense (Amur corktree)
Poncirus trifoliata (hardy orange)
Sassafras albidum (sassafras)