Page author: David Giblin
Douglasia laevigata
smooth Douglasia, cliff dwarf primrose
WTU specimens
Other herbaria

Distribution: West of the Cascade crest in Washington; Alaska to Oregon, and in the Washington Olympics.

Habitat: Moist coastal bluffs to rocky alpine ridges.

Flowers: March-August

Origin: Native

Conservation Status: Not of concern

Description:
General:

Mat-forming perennial herbs, the stems ascending, dichotomously branched.

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.

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.

Fruits:

Capsule opening by 5 valves.

Accepted Name:
Douglasia laevigata A. Gray
Publication: Proc. Amer. Acad. Arts. 16: 105. 1880. 1880.

Synonyms & Misapplications:
Douglasia laevigata A. Gray ssp. ciliolata (Constance) Calder & Roy L. Taylor
Douglasia laevigata A. Gray var. ciliolata Constance [HC]
Douglasia laevigata A. Gray var. laevigata [HC]
Additional Resources:

PNW Herbaria: Specimen records of Douglasia laevigata in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Douglasia laevigata checklist entry.

E-Flora BC: Douglasia laevigata atlas page.

CalPhotos: Douglasia laevigata photos.

USDA Plants: Douglasia laevigata information.

39 photographs:
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