1. Blumea flava Candolle, Prodr. 5: 439. 1836.
拟艾纳香 ni ai na xiang
Blumea lecomtei Vaniot & H. Léveillé; Blumeopsis flava (Candolle) Gagnepain; Laggera flava (Candolle) Bentham.
Herbs, annual, erect, 25-100 cm tall. Leaves 1.5-8 × 0.5-4 cm, spinulose-dentate, lower ones obovate, obtuse, narrowed to base, upper ones ovate-oblong, acute with an amplexicaul base. Capitula 3-4 mm in diam. Phyllaries 5-seriate, imbricate, glabrous, outer ones ovate, subacute, inner ones linear-oblong, acuminate. Marginal florets female, filiform, 3-toothed. Disk florets bisexual or with few sub-bisexual ones (with partially developed androecium), tubular 4- or 5-toothed. Achenes very small, glabrous, 10-ribbed. Pappus white, 2.5-5 mm. Fl. Oct-Mar.
Grassy slopes, sparse forests; below 2000 m. Guangxi, Guizhou, Hainan, Yunnan [Bhutan, India, Indonesia, Malaysia, Myanmar, Pakistan, Thailand, Vietnam].