Tacca plantaginea (Hance) Drenth.

Plants 20--30 cm tall. Petiole (5--)7--11(--16) cm, winged; leaf blade narrowly elliptic to narrowly elliptic-lanceolate, 10--15(--25) × 4--6(--8) cm, base elongate, decurrent on petiole, apex acuminate. Scape 6--13 cm; involucral bracts ovate to deltoid-ovate; umbel 8--15(--20)-flowered. Perianth light or dark green or light purple; lobes pointed at apex, outer lobes lanceolate, inner ones ovate, slightly shorter and wider than outer ones. Filaments extremely short, apical hood projected downward into 2 auricles. Stigma 3-lobed. Capsule subobovoid, 6--8 mm; valves splitting to base. Seeds semilunar, oblong or irreularly so, striate. Fl. and fr. Apr--Nov.

Forests, along rivers, valleys, and trail sides; 200--600 m. Guang-dong, Guangxi, Guizhou, S Hunan, S Jiangxi, Yunnan [Laos, Thailand, Vietnam].