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stem erect or diffuse, shrubby, branched at the base; branches erect, simple or corymbose at the summit, rufo-puberulous, subscabrid, closely leafy throughout; leaves alternate, sessile, linear, elongate, subobtuse, flat, one-nerved, impress-dotted, scaberulous, glabrous; heads terminal, solitary, sessile, subtended by many leaves; fimbrils setaceous; outer inv.-scales with short, leafy-tips, inner much acuminate, subulate, pungent; outer pappus of oblong, blunt, inner of bristle-pointed scales. Stems 6–18 inches high, divided near the base; branches at first quite simple, one-headed, afterwards by the sprouting of twigs from the axils of the uppermost leaves, close under the heads, becoming corymbose or fasciculately branched at the summit. Leaves close or subdistant, 1 1/2–2 1/2 inches long, a line wide. Heads 3/4 inch long, many-fl., 1/2 inch across, ovoid. Inner inv.-scales much acuminate. Fimbrils setaceous, longer than the hairy achenes. Pappus of 5–6 oblong, short, blunt scales, alternating with as many bristle-pointed ones. Cor.-lobes subulate, acuminate, with strong marginal ribs. Style-branches long, linear, flattened.