Distribution: Occurring east of the Cascades crest in Washington; Washington to California, introduced and disjunct in Chile.
Habitat: Dry, open places at lower elevations.
Flowers: May-June
Origin: Native
Growth Duration: Annual
Conservation Status: Not of concern
Pollination: Bees, flies
Slender strigose annual, the stem 0.5-2 dm. tall, erect or ascending, simple or loosely branched.
Leaves mostly alternate, linear, few, up to 1.5 cm. long and 1.5 mm. wide, the lower opposite.
Inflorescence a few-flowered, false raceme; sepals 5, with forward-pointing, hooked bristles near the tip; corolla white, minute; anthers included.
Four nutlets radially spreading from the low base, 2.5 mm. long, obovate, with hooked bristles along the margins.
Publication: Prodr. [A. P. de Candolle] 10: 119. 1846.
PNW Herbaria: Specimen records of Gruvelia pusilla in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Gruvelia pusilla checklist entry.
OregonFlora: Gruvelia pusilla information.
E-Flora BC: Gruvelia pusilla atlas page.
CalPhotos: Gruvelia pusilla photos.
USDA Plants: Gruvelia pusilla information.
