biol 331 quiz 2

PINACEAE Abies lasiocarpa

subalpine fir
leaves: flat, radially spreading, turn up on twig, short needles around 1 inch, tightly spaced
female cones: upright, deciduous, purple, 2-4 inches long

VIBURNACEAE Viburnum davidii

parking lot plant
leaves: three vein, ladder-like secondary veins
dark-bluish green
flowers: white/pinkish
fruit: drupe-metallic blue
3-4 foot shrub

ERICACEAE Pieris japonica

Alternate (looks whorled but just compressed), pendulous infl. (panicles/branched racemes), white urn-shaped flowers, new growth orange to red

HAMAMELIDACEAE Hamamelis

Oblique base, deeply undulate or serrate margin, palmate and pinnate veins on same leaf
infl: persistent sepals, yellow/orange/red flowers like crinkled tissue paper

MAGNOLIACEAE Magnolia

leaves: ovate to obovate, can be very large
flowers: solitary, terminal, large buds with fuzzy scales

MAGNOLIACEAE Magnolia stellata

Obovate, 5" long leaves, lots of 3-5" long tepals, white, reflexed back, leaves leave ring scar on branch

BERBERIDACEAE Epimedium

Ternately compound, cordate, palmately veined, long, thin wiry-looking petiole, small nodding infl., 4 flat or spur like petals, creeping rhizomes

THEACEAE Camellia

Simple, serrate leaves, leathery, solitary, sessile flowers, perfect, radial, large and showy, white/pink/red, many stamens all fused at base
Trees or shrubs

PINACEAE Abies

-Leaves are needle-like, flat 3/4-2" long
-White stomatal bands on lower surface (usually)
-Female cones upright, deciduous, and large - up to 10" tall

ERICACEAE Arbutus unedo

Strawberry tree
serrate, simple to oblong, above-lustrous dark green
tree to 30ft
evergreen

ARECACEAE Trachycarpus fortunei

Windmill Palm
Fan shaped, round but deeply lobed
long petioles with teeth along margin

ARALIACEAE Fatsia japonica

7-9 lobed leaves, rounded sinus, distinct u shaped leaf scar on branch, extremely long petioles, many large stems

PINACEAE Tsuga

hemlock
-Leaves spirally arranged but usually 2-ranked
-White stomatal bands on lower surface
-Nodding leaders

PINACEAE Tsuga heterophylla

Western Hemlock
linear spirally arranged leaves, varied sizes on one branch, 2 white bands of stomata, indistinct green margin, small 1" cones, sessile

PINACEAE Pseudotsuga menziesii

Douglas Fir
deeply furrowed
pointy, reddish orange bud tips

BERBERIDACEAE Berberis nervosa

dull Oregon grape
Pinnately compound
yellow flowers
shorter

BERBERIDACEAE Berberis aquifolium

tall Oregon grape
Pinnately compound
shinier

CUPRESSACEAE Juniperus

Juniper
awl-shaped whorled
dioecious

TAXACEAE Taxus

linear and flat leaves, decurrent (leaf base extends down the stem), 2-ranked, female cones form a single seed with a fleshy red aril, twigs can be green, very wide spreading branches

TAXACEAE Taxus brevifolia

Pacific yew
flat needles
single seed surrounded by red cup