尾囊草 wei nang cao

Isopyrum henryi Oliver, Hooker’s Icon. Pl. 18: t. 1745. 1888; Anemone boissiaei H. Léveillé & Vaniot; Aquilegia henryi (Oliver) Finet & Gagnepain; Semiaquilegia henryi (Oliver) J. R. Drummond & Hutchinson.

Leaves ca. 8; petiole 3.6--12 cm, spreading puberulous; leaf blade broadly ovate, 1.4--2.2 × 3--4.5 cm, sparsely puberulous, base cordate; lateral leaflets sessile, slightly larger than central segment, obliquely flabellate, unequally 2-lobed; central leaflet sessile or shortly petiolulate, flabellate-ovate to flabellate-rhombic, 1.7--3 cm wide, margin 3-lobed and sparsely obtusely toothed. Scapes nearly as long as leaves. Inflorescences ca. 5 cm, 3-flowered; bracts cuneate, cuneate-ovate, or spatulate, 1--2.2 cm, entire or 3-lobed. Flowers 2--2.5 cm in diam. Pedicel 1.5--7 cm. Sepals blue to pinkish white, obovate-elliptic, 1--1.4 × 0.5--7 cm, abaxially pilose, adaxially glabrous. Petals narrowly elliptic-navicular, ca. 5 × 1.3 mm, not spurred; claw ca. 1 mm. Stamens 3.5--9 mm. Staminodes narrowly ellipsoid, 2.5--3.5 mm, acuminate. Pistils 5(--8). Follicles 4--5 mm, transversely densely veined, pubescent; persistent styles ca. 2 mm. Seeds narrowly ellipsoid, ca. 1.2 mm. Fl. Mar--Apr.

* Cliffs, fissures of rocks. Guizhou, W Hubei, NW Hunan, Sichuan.