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FOC | Family List | FOC Vol. 20-21 | Asteraceae | Blumea

28. Blumea hieraciifolia (Sprengel) Candolle in Wight, Contr. Bot. India. 15. 1834.

毛毡草 mao zhan cao

Conyza hieraciifolia Sprengel, Syst. Veg. 3: 514. 1826 ["hieracifolia"], based on Erigeron hieraciifolius D. Don, Prodr. Fl. Nepal. 172. 1825 ["hieracifolium"], not Poiret (1808); Blumea chinensis Walpers (1843), not (Linnaeus) Candolle (1836), nor Hooker & Arnott (1837); B. hieraciifolia var. macrostachya (Candolle) J. D. Hooker; B. macrostachya Candolle.

Herbs, perennial, erect, 50-120 cm tall, with a fibrous rootstock. Stems terete, usually unbranched or sometimes branched from base, densely silky-villous to lanate particularly on younger shoots. Leaves elliptic, 12-14 × 4-5 cm, densely sericeous to lanate abaxially, silky-villous adaxially, base attenuate into petiole, margin minutely denticulate to nearly doubly denticulate, apex obtuse or acute; veins 5 or 6 pairs. Capitula 9-11 × 5-6 mm, in crowded axillary and terminal clusters, forming dense interrupted spicate synflorescences, sessile. Involucre globose-lanceolate, 3-4 × 0.6-0.7 mm, densely silky villous abaxially; phyllaries linear, 6-7 × 0.5-0.6 mm, margins ciliate. Receptacle convex, 2-4 mm in diam., alveolate, glabrous. Marginal florets 6-7 mm, 2- or 3-lobed. Central florets yellow, 7-8 mm, with 5 broadly triangular lobes, lobes with colleters and sparse multicellular hairs. Achenes oblong, 1-1.2 × ca. 0.25 mm, ribbed, sparsely pubescent. Pappus white, 3-4 mm. Fl. Sep-Mar. 2n = 48.

Fields, grasslands; 300-1200 m. Fujian, Guangdong, Guangxi, Guizhou, Hainan, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [India, Indonesia, Japan, Myanmar, Nepal, New Guinea, Pakistan, Philippines, Thailand].


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