Page authors: Don Knoke, David Giblin
Eremogone capillaris
mountain sandwort, thread-leaved sandwort

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

Habitat: Mostly montane to alpine meadows and slopes.

Flowers: June-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


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


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 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.


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]
Additional Resources:

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

WA Flora Checklist: Eremogone capillaris checklist entry

OregonFlora: Eremogone capillaris information

E-Flora BC: Eremogone capillaris atlas page

CalPhotos: Eremogone capillaris photos

57 photographs:
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