Penstemon rupicola |
Penstemon cinereus |
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cliff beardtongue, rock penstemon |
gray beardtongue |
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Habit | Basally shrubby, mat-forming perennial, the spreading-hairy, erect or ascending stems up to 1 dm. tall. | |
Leaves | Mat leaves thick and firm, glaucous, glabrous or with short, spreading hairs, irregularly serrulate, the broadly elliptic or obovate blade 8-18 mm. long; leaves of the flowering shoots opposite, few, less than 1 cm. long. |
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Flowers | Inflorescence a compact, few-flowered raceme, glandular-hairy; calyx 6-11 mm. long, the 5 segments narrowly lance-elliptic to ovate-oblong; corolla bright pink to rose-purple, 25-35 mm. long, keeled on the back, usually glabrous inside and out; anthers long-woolly; pollen sacs wholly dehiscent and opening wide enough to form a plane; staminode slender, shorter that the fertile filaments, nearly glabrous. |
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Fruits | Capsule |
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Penstemon rupicola |
Penstemon cinereus |
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Flowering time | May-August | April-June |
Habitat | Rock cliffs and rocky slopes from middle elevations in the mountains to the alpine. | Open areas at low to middle elevations in loamy or igneous rocky or gravelly soils. |
Distribution | Occurring on both sides of the Cascades crest and in the Columbia River Gorge in Washington; Washington to California.
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Occurring east of the Cascades crest in Washington; central Washington to northeastern California and northwestern Nevada. |
Origin | Native | Native |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Subordinate taxa | ||
Web links |
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