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Wax currant |
Ribes cereum |
<3' |
pinkish white |
April - June |
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Spreading, erect and rounded deciduous shrub. Urn shaped flowers occur in drooping clusters of 2-8. Numerous bright red berries post flowering. |
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Alpine spirea |
Spiraea densiflora |
<36” |
pink |
June |
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Deciduous shrub with pink dome-shaped flowers. Found in wet meadows and streams at high elevations. |
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Woods rose |
Rosa woodsii |
<5’ |
pink |
June - August |
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Multi-branched deciduous shrub with red stems, prickly on the lower portion. Orange-red rosehips remain throughout winter, providing food source for birds. Prefers moist soil but may be found in drier, open areas. Rhizomatous growth; excellent for stream stabilization or erosion control. |
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Stinky currant |
Ribes hudsonianum |
<5’ |
white |
May - July |
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Erect deciduous shrub. Flowers growing on up to 6” stalks in clusters of 6-15. |
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Snow currant |
Ribes niveum |
<8’ |
white |
spring |
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Deciduous shrub with edible berry. |
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Twinberry |
Lonicera involucrata |
<9’ |
yellow |
summer |
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Erect, deciduous shrub. Tubular flowers in pairs. Black ‘twin’ berries not edible. |
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Black cottonwood |
Populus balsamifera ssp. trichocarpa |
100-200’ |
|
March - June |
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Fast growing, large tree with branching trunk. Yellow fall foliage. Aggressive root system supports streambank stabilization. |
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Blue elderberry |
Sambucus cerulea |
10-20’ |
white |
May - September |
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Deciduous shrub or small tree. Abundant, small creamy white flowers in large, conical shaped clusters. Blue berries are edible. Excellent food source for wildlife. Important species in riparian plant communities. |
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Purple sage |
Salvia dorrii |
12-36” |
purple |
May - July |
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Small woody shrub with silvery gray, semi-evergreen, aromatic foliage and abundant blooms. |
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Green (yellow) rabbitbrush |
Chrysothamnus viscidiflorus |
1-4’ |
yellow |
Late summer |
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Evergreen to deciduous shrub. Small, sticky, yellow flowers in rounded clusters. |
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Quaking aspen |
Populus tremuloides |
16-50’ |
|
May-June |
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White bark and brilliant, yellow fall foliage. Provides food and habitat for wildlife. |
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Desertspray |
Holodiscus dumosus |
20-60” |
white |
June-August |
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Deciduous shrub with multiple arching branches. Creamy white flower drooping in clusters. Bronze fall foliage. |
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Wyoming big Sagebrush |
Artemisia tridentata ss. wyomingensis |
2-3’ |
yellow |
June |
|
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Evergreen shrub with strongly aromatic leaves. Essential wildlife plant of the high desert. |
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Gray (rubber) rabbitbrush |
Chrysothamnus nauseousus |
2-4’ |
yellow |
Late summer |
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Common deciduous shrub of sagebrush –steppe. Attracts butterflies. |
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Antelope bitterbrush |
Purshia tridentata |
2-6’ |
yellow |
April - July |
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Evergreen or deciduous shrub with rounded growth form. |
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Mockorange |
Philadelphus lewisii |
3-10’ |
white |
late May to early July |
|
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Erect, deciduous, spreading shrub. Showy white flowers are fragrant and occur in clusters of 3 to 15. Useful to plant in drier areas of riparian zones. |
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Red flowering currant |
Ribes sanguineum |
3-12’ |
Red – bright pink |
May-June |
|
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Beautiful tubular flowers occur in drooping cluster of 10-25. Attracts hummingbirds. Berries provide food for wildlife. |
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Mountain mahogany |
Cercocarpus ledifolius |
3-15’; up to 35’ |
white |
May-July |
|
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Broadleaf, evergreen shrub to small tree with shiny foliage. Small tubular flowers occur in clusters of 2-3. Feathery plumes on seeds. |
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Prickly currant |
Ribes lacustre |
3-4’ |
white |
May-June |
|
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Deciduous shrub with prickly stems. Bell-shaped flowers occur in drooping cluster of 5-15. |
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Basin big sage |
Artemisia tridentata ssp. tridentata |
3-6’ |
yellow |
June |
|
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Evergreen shrub with strongly aromatic leaves. Essential wildlife plant of the high desert. |
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Douglas spirea |
Spiraea douglasii |
3-6’ |
white |
July |
|
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Deciduous shrub with dense, pink elongated flower clusters. Found along marsh edges, wet meadows and streams. Rhizomatous growth; excellent for stream stabilization or erosion control. |
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Golden currant |
Ribes aureum |
3-9’ |
yellow |
April - June |
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Fragrant tubular flowers occur in drooping clusters of 5-10. Yellow to red fall foliage. Dark purple fruit provides summer food source for songbirds and other wildlife. |
|
Fringed sage |
Artemisia frigida |
4 - 16" |
green - yellow |
July - August |
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Spreading, fragrant shrublet with grayish green, velvety leaves. |
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Redosier dogwood |
Cornus sericea |
4-20’ |
white |
June-August |
|
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Deciduous shrub. Red to purple bark and twigs provide beautiful winter landscape. White berries provide fall and winter food source for wildlife. Prefers seasonally moist areas. |
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White alder |
Alnus rhombifolia |
50 - 80’ |
|
spring |
|
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Deciduous tree with gray bark. Mature trees multi stemmed. Water dependent. |
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Serviceberry |
Amelanchier alnifolia |
6-10’ |
white |
April - June |
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Tall shrub with blue-green foliage in summer and reddish orange in the fall. Purple fruit provides summer wildlife food source. |
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Pacific ninebark |
Physocarpus capitatus |
6-12’ |
white |
April - July |
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Erect, deciduous, spreading shrub with peeling bark. Maple-leaved foliage turns Reddish brown in fall. Rounded clusters of creamy white flowers. |
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Thin leaf alder |
Alnus incana |
6-15’ |
|
spring |
|
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Deciduous, multi-stemmed shrub or small tree found in riparian areas of eastern Cascades. |
|
Oceanspray |
Holodiscus discolor |
6-20’ |
white |
May-July |
|
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Deciduous shrub with arching multi-branched, reddish gray bark. Flowers drooping on 4-7” clusters. Red fall foliage. |