1Western Hemlock (Tsuga heterophylla)
tip of tree droops. Short, flat needles of unequal length with 2 white stripes underneath. Tiny cones (~1 in). Very shade tolerant. Washington state tree.
2Mountain Hemlock (Tsuga mertensiana)
Needles radiate in all directions around the twig (bottle-brush look), unlike the flat sprays of western hemlock. Larger cones than western hemlock. High-elevation / subalpine. Drooping leader.
3Sitka Spruce (Picea sitchensis)
Sharp, stiff, prickly needles. Scaly, purplish-gray, flaking bark. Papery cone scales. Huge trees in the foggy coastal zone.
4Engelmann Spruce (Picea engelmannii)
Sharp, 4-sided blue-green needles; crushed needles smell skunky. Thin, flaky reddish-brown bark. Narrow spire-shaped crown. High elevation, east Cascades. [CHECK]
5Grand Fir (Abies grandis)
Flat needles in two flat rows, unequal length, notched tip, glossy dark green above with 2 white stripes below. Needles smell citrusy. Upright cones high in the crown that fall apart on the tree.
6Noble Fir (Abies procera)
Bluish-green needles that sweep upward on the twig. Large upright cones with long bracts sticking out beyond the scales. Silvery-gray bark. High-elevation Cascades.
7Sub-Alpine Fir (Abies lasiocarpa)
Narrow, spire-like (steeple) crown. Short bluish-green needles curving upward. Upright dark purple cones. Smooth gray bark with resin blisters. High elevation.
8Pacific Silver-fir (Abies amabilis)
Flat needles with silvery-white undersides; shiny dark green above. Upright purple cones. Smooth, pale silvery-gray bark with resin blisters. Mid to high elevation, wet forests.
9Lodgepole Pine (Pinus contorta)
2 needles per fascicle, short (1-3 in) and twisted. Small, prickly cones that often stay closed on the tree for years. Thin bark, straight slender trunk.
10Ponderosa Pine (Pinus ponderosa)
3 long needles per fascicle (5-10 in). Orange-cinnamon bark in large puzzle-piece plates that smells like vanillautterscotch. Dry east-side sites.
11Western White Pine (Pinus monticola)
5 needles per fascicle, soft and bluish-green. Long, slender, curved cones (6-12 in). Blocky gray bark. Vulnerable to white pine blister rust.
12Douglas Fir (Pseudotsuga menziesii)
Cones with 3-pointed bracts sticking out ("mouse tail with two hind legs"). Single soft needles all around the twig. Sharp, pointed reddish-brown buds. Thick, deeply furrowed corky bark. Not a true fir.
13WRC - Western Red Cedar (Thuja plicata)
Flat sprays of scale-like leaves (not needles). Stringy, fibrous bark that peels in long strips. Flared trunk base. Small oval cones. Strong cedar smell.
14Western Larch (Larix occidentalis)
Deciduous conifer: needles in tufts on short shoots, turn golden yellow in fall, then drop. Thick, reddish-cinnamon bark plates. Small cones with long bracts. Northeast WA and east Cascades.
15Pacific Dogwood (Cornus nuttallii)
Showy white "flowers" that are actually 4-6 large bracts around a small central cluster. Opposite leaves with arching veins. Red berry clusters in fall. Small understory tree.
16Pacific Madrone (Arbutus menziesii)
Evergreen broadleaf with smooth, reddish-orange bark that peels in thin sheets. Leathery oval dark green leaves. Red-orange berries. Sunny, dry sites, often near saltwater.
17Black Cottonwood (Populus trichocarpa)
Large deciduous tree with heart-shaped to triangular leaves, paler underneath. Sticky, balsam-scented buds. Deeply furrowed gray bark. Fluffy cottony seeds. Wet floodplains and riverbanks.
18Willow (Salix spp.)
Narrow, lance-shaped alternate leaves. Flexible twigs. Each bud is covered by a single cap-like scale. Fuzzy catkins. Wet sites, streams, and lakeshores. [CHECK]
19Bigleaf Maple (Acer macrophyllum)
Huge 5-lobed palmate leaves (up to a foot across), opposite arrangement. Paired winged seeds. Trunks and branches often covered in moss and licorice ferns.
20Red Alder (Alnus rubra)
Smooth gray bark with white blotches (lichen). Leaf edges are double-toothed and rolled under. Small woody cone-like fruits. Fixes nitrogen. Early colonizer of disturbed areas.
21Garry Oak (Quercus garryana)
Only native oak in WA. Deeply lobed rounded leaves, glossy dark green above. Acorns. Rough gray bark. Dry prairies and open woodlands in Puget Sound and Columbia Gorge.
22Quaking Aspen (Populus tremuloides)
Rounded leaves on flat leaf stalks that flutter in the breeze. Smooth whitish-green bark with dark scars. Spreads by root suckers to form clones. Golden fall color. Mostly east side.
23Indian Plum (Oemleria cerasiformis)
First shrub to leaf out in late winter. Drooping clusters of greenish-white flowers. Lance-shaped leaves that smell like cucumber when crushed. Fruits turn from orange to blue-black.
24Salmonberry (Rubus spectabilis)
Prickly stems. Leaves with 3 leaflets. Bright pink-magenta flowers in early spring. Orange to red raspberry-like berries. Shreddy golden-brown bark on old stems. Wet areas.
25Thimbleberry (Rubus parviflorus)
Large, soft, fuzzy maple-shaped leaves. No thorns. White flowers. Red, thimble-shaped berries. Shredding bark.
26Red-flowering Currant (Ribes sanguineum)
Drooping clusters of pink-red flowers in early spring (hummingbird favorite). Lobed, maple-like leaves. No thorns. Blue-black berries with a whitish coating.
27Vine Maple (Acer circinatum)
Multi-stemmed, sprawling small tree. Nearly round leaves with 7-9 lobes. Opposite leaves. Brilliant red-orange fall color. Paired winged seeds. Understory of moist forests.
28Short OG - Short Oregon-grape (Mahonia nervosa)
Low-growing (under 2 ft). Compound leaves with many holly-like spiny leaflets (~9-19). Prominent parallel veins on the leaflets. Yellow flowers, blue berries. [CHECK]
29Tall OG - Tall Oregon-grape (Mahonia aquifolium)
Taller shrub (3-6 ft). Compound leaves with fewer leaflets (~5-9), glossy and spiny like holly. Yellow flower clusters, blue berries.
30W Sword Fern - Western Sword Fern (Polystichum munitum)
Large evergreen fern in dense clumps. Fronds with leaflets that have a small "ear" (thumb-like lobe) at the base. Rows of round spore dots (sori) on the underside.
31Licorice Fern (Polypodium glycyrrhiza)
Grows as an epiphyte on mossy tree trunks (esp. bigleaf maple) and rocks. Green in the wet winter, dormant in summer. Roots taste like licorice. Round spore dots on the underside.
32Salal (Gaultheria shallon)
Evergreen shrub with thick, leathery, oval leaves with fine teeth. Pink-white urn-shaped flowers. Dark purple-black edible berries. Forms dense thickets in the understory.
33Snowberry (Symphoricarpos albus)
Deciduous shrub with round white berries that persist into winter. Small opposite oval leaves. Thin twigs. Pinkish bell-shaped flowers.
34Red Huckleberry (Vaccinium parvifolium)
Bright green, angular (ridged) twigs. Small oval leaves. Translucent bright red tart berries. Often grows on rotting stumps and nurse logs.
35Ocean-spray (Holodiscus discolor)
Large, drooping plumes of tiny cream-white flowers that turn brown and persist. Small, wedge-shaped, shallowly lobed leaves. Arching shrub. Also called creambush.
36Devil's Club (Oplopanax horridus)
Huge maple-like leaves with spines on the stems and the veins of the leaves. Crooked, zigzag stems. Pyramid-shaped clusters of red berries. Wet, shady forests.
37Lupine (Lupinus spp.)
Leaves divided into leaflets radiating from one point like fingers on a hand (palmately compound). Spikes of blue-purple pea-like flowers. Fixes nitrogen. Early colonizer after disturbance (e.g., Mt. St. Helens).