Veratrum wilsonii C. H. Wright ex Loesener.

Plants to 1--1.5 m tall, basally with several brownish or whitish, membranous sheaths which usually become reticulate fibers apically. Leaves basal and cauline, sessile, basally clasping; leaf blade narrowly oblong or lorate, 22--50 × 1--3 cm, glabrous, apex long acuminate. Panicle 16--30(--50) cm, laxly branched; rachis stout, shortly woolly; bracts 8--10 mm, sparsely pubescent. Pedicel 1--1.3 cm. Tepals whitish or yellow-green, spreading, obovate-spatulate to elliptic-obovate, 8--12 × 4--6 mm, texture rather thick, base conspicuously clawed, apex obtuse-rounded, adaxially with 2 conspicuous glands in proximal part. Ovary glabrous. Capsule erect, 1.5--2 × ca. 1 cm. Fl. and fr. Jul--Oct.

* Forests, hillsides; 1200--3300 m. Guizhou, Yunnan.