Semiaquilegia adoxoides (DC.) Makino

Tuber blackish brown, 1--2 cm, 3--6 mm in diam. Stem 1--5, 10--32 cm tall, 1--2 mm in diam., sparsely white hairy, branched. Basal leaves numerous, sheathed; petiole 3--12 cm; leaf blade ovate, suborbicular, or reniform, 1.2--3 cm, glabrous; leaflets flabellate-rhombic to obovate-rhombic, 0.6--2.5 × 1--2.8 cm, 3-parted; segments 2- or 3-lobed. Stem leaves shortly petiolate, similar to basal leaves but smaller. Bracts oblanceolate to obovate. Flowers 4--6 mm in diam. Pedicel slender, 1--2.5 cm, spreading white pubescent. Sepals white usually tinged with purple, narrowly elliptic, 4--6 × 1.2--2.5 mm, apex acute. Petals spatulate, 2.5--3.5 mm, apex subtruncate. Staminodes white, linear-lanceolate, membranous, glabrous. Follicles ovoid-ellipsoid, 6--7 × ca. 2 mm, striate; striae transversely raised. Seeds ovoid-ellipsoid, ca. 1 mm. Fl. Mar--Apr, fr. Apr--May.

Anhui, Fujian, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Sichuan, E Yunnan, Zhejiang [Japan, Korea].

Forests, roadside; 100--1100 m.

Isopyrum adoxoides de Candolle, Syst. Nat. 1: 324. 1817; Semiaquilegia adoxoides var. grandis D. Q. Wang; S. dauciformis D. Q. Wang.