圆舌粘冠草 yuan she nian guan cao

Dichrocephala leveillei Vaniot.

Herbs, perennial, usually robust, 15-100 cm tall; rhizomes short, procumbent. Stems erect, often branched from middle or base, branches ascending, glabrous or sparsely villous. Leaves: basal and lower cauline winged petiolate, petiole to 10 cm, blade simple, large, ovate-elliptic, sometimes lobed or parted, lateral lobes 1- or 2(or 3)-paired, petiole base sheathing; mid cauline elliptic to ovate, 4-10 × 2.5-4.5 cm, margin coarsely serrate or crenate, base decurrent into broad, winged petioles (lower) or sessile (upper), petiole base or blade base ± auriculate-clasping; upper gradually smaller, sessile, elliptic, oblanceolate, or lanceolate, surfaces sparsely villosulous particularly on veins, more moderately so adaxially, base ± auriculate-clasping. Capitula globose or hemispheric, 0.7-1.5 cm in diam., solitary or numerous in laxly corymbose-paniculiform synflorescences. Phyllaries 2- or 3-seriate, lanceolate, abaxially villosulous. Ray florets 8- or more seriate, lamina orbicular or ovate, 0.6-0.8 mm, apex rounded or emarginate; disk floret limb broadly funnelform, 1.2-1.3 mm, villosulous, 4-lobed. Achenes straw-colored, 1.6-2.1 mm, faces sometimes 1-veined, apical collar viscid, dark. Fl. and fr. Apr-Nov.

Forests, forest margins, thicket margins, slopes, wet areas on grassy-shrubby disturbed slopes, steep moist slopes, meadows, open and moist or humid areas along streamsides, ravines, roadsides; 700-3700 m. Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan, Xizang, Yunnan [Bhutan, India, Myanmar, Nepal, Pakistan, Vietnam].