Washington Native Plant Society: Starflower Image Herbarium

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Index of Scientific Names

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	*Penstemon davidsonii* Davidson's Penstemon Low mat-forming perennial with small evergreen leaves and large blue-purple tubular flowers. Height: 2-4 inches (5-10 cm) tall. Leaves evergreen.
	*Penstemon fruticosus* Lowbush Penstemon Spreading shrub with numerous tubular purple flowers. Height: Up to 40 cm (1.5 ft) tall. Leaves evergreen,deciduous.
	*Penstemon serrulatus* Coast Penstemon Perennial, sprawling sub-shrub from a woody stem base, with large purple tubular flowers at stem tips. Height: 8-28 inches (20-70 cm). Leaves deciduous.
	*Petasites palmatus* Palmate Coltsfoot Many-stemmed perennial with umbrella-like leaves from creeping rhizomes. Height: Up to 30 inches (80 cm). Leaves deciduous.
	*Philadelphus lewisii* Mock Orange Erect, loosely branched shrub with large fragrant white flowers. Height: Up to 10 feet (3 meters). Leaves deciduous.
	*Phlox diffusa* Spreading Phlox Mat forming perennial with showy white to pink flowers. Height: Up to 4 inches (10 cm). Leaves deciduous.
	*Physocarpus capitatus* Pacific Ninebark Erect to spreading shrub up to 4 meters tall with clusters of white flowers. Height: Up to 13 feet (4 meters). Leaves deciduous.
	*Picea sitchensis* Sitka spruce Large tree with horizontal branches and drooping branchlets Height: Up to 200 feet (60 meters) tall. Leaves evergreen.
	*Pinus contorta* Shore Pine Short pine tree, often with crooked trunk and bushy habit. Height: Up to 100 feet (30 meters). Leaves evergreen.
	*Platanthera dilatata* White Rein-Orchid, Bog Candle Perennial orchid with spikes of white flowers from tuber-like roots. Height: Up to 28 inches (70 cm). Leaves deciduous.
	*Plectritis congesta* Sea Blush Delicate annual herb with large dense clusters of small pink flowers. Height: Up to 2 feet (60 cm). Leaves deciduous.
	*Polemonium pulcherrimum* Showy Jacob's-ladder Taprooted perennial with mostly basal leaves and blue bell-shaped flowers. Height: Up to 14 inches (35 cm). Leaves deciduous.
	*Polystichum munitum* Sword Fern A large attractive fern with erect evergreen fronds forming a circular crown. Height: 3-5 feet (1-1.5 meters). Leaves evergreen.
	*Populus balsamifera* Black Cottonwood Leaves deciduous.
	*Populus tremuloides* Quaking Aspen Deciduous thicket-forming tree with smooth white bark and leaves that "quake" in the wind. Leaves deciduous.
	*Potentilla anserina ssp. pacifica* Silverweed Low growing hairy herb with runners and solitary yellow flowers. Height: Up to 16 inches (40 cm). Leaves deciduous.
	*Potentilla gracilis* Graceful Cinquefoil Light green herb with toothed palmate leaves and diffuse panicles of yellow, saucer-shaped flowers. Height: Up to 32 inches (80 cm). Leaves deciduous.
	*Potentilla palustris* Marsh Cinquefoil Perennial from long, creeping, often floating, somewhat woody rhizomes, with small maroon flowers. Height: Ip to 3 feet (1 meter). Leaves deciduous.
	*Prunella vulgaris ssp. lanceolata* Self Heal Fibrous-rooted perennial from short rhizome or stem-base with small purple flowers. Height: Up to 20 inches (50 cm). Leaves deciduous.
	*Prunus emarginata var. mollis* Bitter Cherry Shrub or small tree with white flowers and small red cherries. Height: Up to 50 feet (15 meters). Leaves deciduous.
	*Pseudotsuga menziesii* Douglas fir Large coniferous tree with thick, fluted bark. Height: Up to 300 feet (90 meters). Leaves evergreen.
	*Pteridium aquilinum* Bracken Fern Rhizomous perennial fern with large, much-divided solitary fronds, Height: Usually 3-6 feet (1-2 meters) tall, sometimes taller. Leaves deciduous.
	*Pyrola asarifolia* Pink Wintergreen A small woodland herb with a basal clump of glossy green leaves and slender spikes of pink flowers. Leaves deciduous.
	*Quercus garryana* Garry Oak Beautiful, deciduous, heavy limbed oak tree. Height: Up to 82 feet (25 meters). Leaves deciduous.
	*Ranunculus occidentalis* Western Buttercup Slender perennial herb with fibrous roots and yellow flowers. Height: Up to 2 feet (60 cm). Leaves deciduous.
	*Ranunculus sceleratus* Cursed Buttercup A much-branched herb of wet areas, with tiny yellow flowers. Leaves deciduous.
	*Rhamnus purshiana* Cascara Erect, tall shrub or small tree with alternate leaves and inconspicuous flower clusters. Height: Up to 33 feet (10 meters). Leaves deciduous.
	*Rhododendron macrophyllum* Pacific Rhododendron Showy shrub that can grow very large, with clusters of large pink flowers. Height: Up to 26 feet (8 meters) if grown in shade; shorter and bushier in sunlight. Leaves evergreen.
	*Ribes lacustre* Black Gooseberry Erect to spreading shrub with spiny stems. Height: Up to 6.5 feet (2 meters). Leaves deciduous.
	*Ribes sanguineum* Red Flowering Currant Erect, multi-stemmed shrub with showy clusters of deep pink flowers in early spring. Height: 3-10 feet (1-3 meters). Leaves deciduous.
	*Rorippa curvisiliqua* Curvepod Yellowcress Leaves deciduous.
	*Rorippa palustris* Bog Yellowcress Leaves deciduous.
	*Rosa gymnocarpa* Baldhip Rose Spindly shrub with brittle weak straight spines and small pink rose flowers. Height: Up to 5 feet (1.5 meters). Leaves deciduous.
	*Rosa nutkana* Nootka Rose Spindly shrub with a pair of prickles at the base of each leaf and large pink rose flowers. Height: Up to 10 feet (3 meters). Leaves deciduous.
	*Rosa pisocarpa* Swamp Rose Thicket forming shrub with spiny stems and clusters of pink rose flowers. Leaves deciduous.
	*Rubus parviflorus* Thimbleberry Unarmed spreading shrub with large white flowers. Usually forms dense thickets. Height: Up to 10 feet (3 meters). Leaves deciduous.
	*Rubus spectabilis* Salmonberry Erect and branching shrub with early spring pink flowers and reddish-orange raspberry-like fruits. Height: Up to 13 feet (4 meters). Leaves deciduous.
	*Rubus ursinus* Trailing Blackberry Trailing prickly vine producing small blackberries in late summer. Height: 20 inches (50 cm). Leaves deciduous.

The landscaping and restoration information provided on this page is taken from Starflower Foundation Image Herbarium. All photographs © Starflower Foundation unless otherwise noted.