Atragene zeylanica Linnaeus, Sp. Pl. 1: 542. 1753; Naravelia pilulifera var. yunnanensis Y. Fei.

Stem striate, subglabrous. Lateral leaflet petiolules 1.5--2.5 cm; central leaflet petiolule 3--7 cm, shallowly striate; leaflet blade ovate, 6--11 × 6--10 cm, abaxially sparsely curved hairy to subglabrous, adaxially glabrous, base rounded to cordate; 5-veined from base. Inflorescences terminal or axillary, to 40 cm, velutinous; bractlets borne at middle of pedicel, scaly. Flowers ca. 1 cm in diam. Sepals pale yellow, narrowly obovate to elliptic, 5--7 × ca. 3 mm, sparsely pubescent. Petals 8--10, clavate, obovate, or spatulate, 5--7 × 1--1.5 mm. Stamens linear, 2.5--3.5 mm; anthers yellow, linear, glabrous, apex rounded. Pistils linear, lanate-villous. Persistent styles ca. 3 cm. Achenes fusiform, ca. 4 mm, pilose. Fl. Oct, fr. Nov. 2n = 16.

Forests; ca. 1000 m. S Yunnan [Bhutan, India, Nepal, Sikkim].