Distribution: Endemic to Washington, where occurring east of the Cascades crest from north-central to south-central Washington.
Habitat: Dry, open places, often in sandy soil among sagebrush.
Flowers: May-June
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bees, butterflies, flies, apomixis?
Perennial from a taproot and short, branched, woody base, the stem 3-10 cm. high and covered with short, stiff appressed hairs.
Leaves mostly basal or lower-cauline, linear, lax and curved, up to 4 cm. long and 1.5 mm. wide, with short, stiff, sharp-pointed hairs on the margins and appressed- hairy on the surfaces, the lower leaves with conspicuously enlarged, hardened, whitish bases.
Heads solitary or few, small, the disk 5-10 mm. wide; involucre 3-5 mm. high, covered with long, white, stiff, spreading hairs; rays 25-40, pistillate, yellow, 4-9 mm. long and 1.0-1.8 mm. wide; disk corollas 2.8-4.2 mm. long, yellow; pappus of 15-25 capillary bristles.
PNW Herbaria: Specimen records of Erigeron piperianus in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Erigeron piperianus checklist entry
OregonFlora: Erigeron piperianus information
E-Flora BC: Erigeron piperianus atlas page
CalPhotos: Erigeron piperianus photos