Chaenactis evermannii Greene

Chaenactis evermannii Greene, Leaflets 2: 224. 1912
A subscapose perennial with long cespitose creeping rootstocks; leaves 1-2 cm. long, spatulate, 3-5-toothed or -lobed above the middle, loosely floccose or in age glabrate; peduncles 1-3 cm. long, floccose; involucre turbinate, 6-8 mm. high and as broad, puberulent; bracts linear-spatulate, rounded at the apex, rather few and unequal; corollas flesh-colored or white, 5 mm. long; achenes 5 mm. long, hirsutulous; squamellae 8, unequal, oblong, obtuse, the longer 4-5 mm. long.
Type locality: Near Sawtooth, Idaho. Distribution: Known only from the type locality.