拟缺刻乌头 ni que ke wu tou

Caudex carrot-shaped or fusiform, 3--6 cm, 6--10 mm in diam. Stem 30--50 cm tall, simple, nearly glabrous, apically sparsely retrorse pubescent, with leaves equally arranged along stem. Proximal cauline leaves withered at anthesis, middle ones with petiole 2.5--8 cm; leaf blade orbicular-pentagonal, 2--6 × 3.2--9 cm, abaxially nearly glabrous, adaxially sparsely pubescent, base cordate, 3-sect or -parted nearly to base 1--4 mm; central segment rhombic, pinnately parted; lateral segments obliquely flabellate, 2-parted nearly to base. Inflorescence 7--15 cm, many flowered; rachis and pedicels retrorse pubescent; proximal bracts leaflike, distal ones lanceolate. Pedicels 0.5--2 cm, glabrous or distally spreading pubescent, with 2 bracteoles proximally to distally or at apex; bracteoles leaflike, lanceolate, or subulate, ca. 4 mm. Sepals blue, abaxially glabrous or rarely pubescent; lower sepals ca. 1.4 cm; lateral sepals broadly obovate, 1.4--1.5 cm; upper sepal navicular-galeate or navicular, shortly beaked, 2.7--3.1 cm from base to beak, lower margin erect or concave. Petals glabrous or pubescent; claw slender; limb ca. 7 mm, glabrous or lip sparsely pubescent at lower part; spur incurved, 1.5--3 mm. Stamens glabrous; filaments entire. Carpels 4 or 5, glabrous or sparsely pubescent or ovary densely pubescent. Fl. Aug.

* Scrub, by streams; 3000--5100 m. SW Sichuan, NW Yunnan.