Page authors: Don Knoke, David Giblin
Eremogone capillaris
mountain sandwort, thread-leaved sandwort
WTU specimens
Other herbaria

Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska south to northern Oregon and northern Nevada, east to Alberta and Montana.

Habitat: Sagebrush plains to rocky subalpine slopes.

Flowers: June-August

Origin: Native

Conservation Status: Not of concern

Description:
General:

Tufted, glaucous perennial from a branched crown, usually glabrous below and glandular-pubescent above, the numerous flowering stems 5-30 cm. tall.

Leaves:

Basal leaves many, ascending, narrowly linear, pointed, 2-4 cm. long and 0.5-1 mm. broad, 1-nerved; cauline leaves 2-4 pairs below the bracts, about half as long as the basal leaves.

Flowers:

Flowers few in an open, terminal inflorescence; sepals 5, 3-4.5 mm. long, ovate, membranous-margined, purplish-tinged, thickened at the base; petals 5, white, about twice as long as the sepals; stamens 10; styles 3.

Fruits:

Capsule ovoid, up to twice as long as the sepals, opening by 6 teeth.

Accepted Name:
Eremogone capillaris (Poir.) Fenzl
Publication: Vers. Darstell. Alsin. 37. 1833.

Synonyms & Misapplications:
Arenaria capillaris Poir. [HC]
Infraspecies:
var. americana – mountain sandwort, thread-leaved sandwort
Additional Resources:

PNW Herbaria: Specimen records of Eremogone capillaris in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Eremogone capillaris checklist entry.

E-Flora BC: Eremogone capillaris atlas page.

CalPhotos: Eremogone capillaris photos.

USDA Plants: Eremogone capillaris information.

41 photographs:
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