细叶鼠麴草 xi ye shu qu cao

Herbs, perennial, from creeping rhizomes; flowering stems tufted, 8-25 cm tall, simple, white lanate. Leaves chiefly radical, few cauline; radical leaves rosulate, linear-oblanceolate, 2.5-10 cm × 4-7 mm, adaxially green, thinly lanate; median cauline leaves linear, 2-2.5 cm × 2-4 mm; uppermost leaves subtending synflorescence, lanceolate. Capitula 10 to numerous, in a dense headlike corymb. Involucre campanulate, ca. 5 × 4-5 mm; phyllaries reddish brown, imbricate, 3-seriate, obtuse, outer ones broadly elliptic, inner ones narrowly oblong. Marginal florets female; corolla filiform, ca. 3.5 mm, shorter than style. Disk florets ca. 3.5 mm, apex pinkish. Achenes oblong, ca. 1 mm. Pappus of capillary bristles, white, ca. 3 mm. Fl. May-Oct. 2n = 28.

Grasslands, waste fields; 200-1800 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Sichuan, Taiwan, Yunnan, Zhejiang [Japan, Korea; Oceania].