Douglasia laevigata |
Douglasia nivalis |
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smooth douglasia, cliff dwarf-primrose |
snow douglasia |
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Habit | Mat-forming perennial herbs, the stems ascending, dichotomously branched. | Mat-forming perennial herbs, the stems ascending, dichotomously branched, grayish overall with dense, fine, stellate pubescence. |
Leaves | Leaves in rosettes at the end of the branches, oblong-oblanceolate, 5-20 mm. long and 2-5 mm. broad, usually with a few teeth, glabrous or with hairs on the margins. |
Leaves in rosettes at the end of the branches, linear to oblanceolate, 1-3 cm. long and 1.5-4 mm. broad, entire to serrate. |
Flowers | Flowers in umbels on leafless, stellate-pubescent peduncles 2-7 cm. long; umbels tightly 2- to 10-flowered, the pedicels 2-15 mm. long; subtended by an involucre of 4-8 ovate-lanceolate, acute, 3-8 mm. long bracts; calyx united its length, 6-7 mm. long, the 5 lobes lanceolate, acute; corolla deep pinkish-rose, the tube 6-7 mm. long, the 5 lobes oblong-obovate, rounded, 4-5 mm. long; stamens 5, opposite the corolla lobes, attached above mid-length on the corolla. |
Flowers in umbels on peduncles 1-7 cm. long; umbels 2- to 8-flowered, the pedicels 3-40 mm. long, subtended by an involucre of 4-10 lanceolate bracts 3-8 mm. long; calyx united its length, 6-7 mm. long, the 5 lobes deltoid, acuminate; corolla bright red to magenta-purple, the tube equaling the calyx, the 5 lobes ovate and wedge-shaped, rounded, 4-5 mm. long; stamens 5, opposite the corolla lobes, attached above mid-length on the corolla. |
Fruits | Capsule opening by 5 valves. |
Capsule opening by 5 valves |
Douglasia laevigata |
Douglasia nivalis |
|
Flowering time | March-August | April-August |
Habitat | Ledges, rocky slopes, moist talus, and ridges, lowland to alpine. | Sagebrush slopes to alpine ridges and talus, often in serpentine soils. |
Distribution | Occurring west of the Cascades crest in Washington; British Columbia to Oregon.
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Occurring east of the Cascades crest in Washington, where endemic to Okanogan, Chelan, Kittitas, and Douglas counties. |
Origin | Native | Native |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Web links |