a low decumbent plant; branches thinly pilose or nearly glabrous; leaves 1/4–1 in. long, divided into 3 filiform acute furrowed segments, rarely entire, glabrous, thinly pilose when young; heads terminal, solitary, shortly pedunculate, many-flowered, 3/4–1 in. long, about 1 in. in diam., subglobose; peduncle 1/4– 3/4 in. long, villous, bearing linear-lanceolate acutely acuminate glabrous ciliate bracts about 2 lin. long; floral bracts 2 1/4–4 lin. long, ovate-oblong to lanceolate, acutely acuminate, with a thick glabrescent midrib, villous towards the margin; flowers erect in bud; perianth-tube 1–1 1/2 lin. long, glabrous; segments spathulate-linear, with a glabrous claw; limb 1–1 1/4 lin. long, elliptic, subacute, glabrous in the lower, bearded in the upper part; anthers 3/4 lin. long; ovary 1/2 lin. long, villous; style 3–4 lin. long, glabrous; stigma 1–1 1/2 lin. long, clavate, subobtuse. null