叉苞乌头 cha bao wu tou

Caudex unknown. Stem 3--10 cm tall, simple, white pubescent, basally usually glabrous. Leaves numerous, subbasal, long petiolate; petiole 2--8 cm; leaf blade cordate-orbicular or cordate-reniform, 1.5--3.5 × 1.5--3.5 cm, abaxially glabrous or sparsely pubescent at veins, adaxially pubescent, 3-parted; lobes obovate or cuneate, 3-fid, sometimes unlobed, margin incised-dentate. Inflorescence 1--3-flowered; bracts sessile, leaflike. Pedicels suberect upward, 2--7 cm, spreading white pubescent, usually distally with 2 bracteoles; bracteoles 1.5--4 mm, 3-fid; lobes narrowly long, with long stipes 0.8--1.2 cm. Sepals pale red-purple or purple-blue, pubescent; lower sepals elliptic or obovate, 1--3 cm; lateral sepals broadly obovate-orbicular, to 2 cm; upper sepal navicular, ca. 2 cm from base to beak, lower margin suberect. Petals glabrous, 1.5--1.8 cm; claw slender; lip liguliform, ca. 2.2 mm, slightly concave; spur slightly curved, headlike, ca. 1 mm. Stamens sparsely pubescent, ca. 5 mm; filaments entire. Carpels 5, densely pubescent. Fl. Oct.

* Alpine grasslands; 4600--4700 m. S Xizang (Cona Xian, Nang Xian).