1. Formania mekongensis W. W. Smith & J. Small, Trans. & Proc. Bot. Soc. Edinburgh. 28: 92. 1922.
复芒菊 fu mang ju
Shrubs, 30-100 cm tall. Branchlets gray-brown, villosulous, minutely stipitate glandular when young. Leaves narrowly winged petiolate (to 0.5-0.8 cm), blade ovate to obovate, 3-5-lobed, 1.2-2 × 0.5-2 cm, surfaces glabrous, minutely stipitate glandular in pits, viscid, base attenuate, margin irregularly serrate, teeth spinulose, remotely scabridulous. Capitula 2-12, ca. 7 mm; peduncle 1-10 mm, glabrous, densely stipitate glandular; bracts sometimes present. Involucre 5-6 mm; phyllaries: base hardened, surfaces glabrous, stipitate glandular, resinous, outer lanceolate-oblong, 1.5-2 × ca. 1 mm, distally leaflike, margin narrowly scarious, sparsely ciliate, apex acute, inner oblong, 3-5.5 × 1.2-1.5 mm, margin broadly scarious, hyaline, white ciliate, apex obtuse, tip reddish. Ray florets ca. 10, lamina 2.5-3 × ca. 0.7 mm; disk florets ca. 8, 4-4.2 mm, limb ca. 3 mm, lobes spreading, triangular, ca. 0.8 mm. Achenes (immature) ca. 2 mm.
● Dry rocky slopes, rock walls; ca. 3000 m. W Sichuan (Batang), NW Yunnan.