银叶火绒草 yin ye huo rong cao

Herbs, perennial. Rhizome prostrate, with 1 to several flowering stems and several sterile rosette suckers. Flowering stems slender, 6-25 cm tall, not branched, white arachnoid pubescent. Leaves on rosette suckers linear-lanceolate, usually larger than cauline ones, 15-40 × 1-3 mm, abaxially white arachnoid pubescent, adaxially green and glabrescent, apex acute; cauline leaves linear or lingulate-lanceolate, 10-40 × 1-3 mm, both surfaces white arachnoid pubescent, apex acute. Capitula 4-15(-20), 5-7 mm in diam.; bracteal leaves 9-14, oblong to oblong-lanceolate, 10-20 × 1.5-3 mm, both surfaces densely white arachnoid tomentose, forming a star of 2-3 cm in diam. Phyllaries 3-seriate, 3.5-4 mm, abaxially densely yellowish lanate, apex dark brown, obtuse, glabrous. Corolla 3-4 mm. Achenes pubescent or glabrous. Pappus white, ca. 4 mm, serrulate. Fl. Jul-Aug, fr. Sep.

● Grasslands, thickets, sparse forests; 2700-4500 m. Sichuan, Xizang, NW Yunnan.