Disporum calcaratum var. hamiltonianum (D. Don) Baker; D. hamiltonianum D. Don; D. jiangchengense Y. Y. Qian; D. latipetalum Collett & Hemsley; D. pedunculatum H. Li & J. L. Huang.

Rhizome creeping, slightly flexuous. Stem usually branched distally, 30--100 cm. Petiole 3--5 mm; leaf blade elliptic to ovate-lanceolate, 5--8 × 2--5 cm. Inflorescences pseudolateral, umbellate, 3--10-flowered; peduncle sometimes distinct; pedicels 1--2 cm, ridged, usually minutely papillose on ridges. Flowers campanulate. Tepals often purple, sometimes pink to dark red, oblanceolate, 1.2--2 cm × 3--5 mm, base long spurred; spurs straight or sometimes slightly recurved, cylindric, 4--5(--8) mm. Stamens 1.1--1.8 cm, nearly included; filaments 0.7--1.3 cm; anthers 4--5 mm. Ovary 2.5--3 mm. Style 5--9 mm. Berries subglobose, ca. 1.1 cm in diam. Fl. Jun--Jul, fr. Aug--Nov. 2 n = 14, 16.

Forests; 1200--2400 m. S Yunnan [Bhutan, India, Myanmar, Nepal, Sikkim, Thailand, Vietnam].