冷杉林乌头 leng shan lin wu tou

Caudex unknown. Stem branched, middle part sparsely spreading pubescent, apically retrorse and appressed pubescent. Middle cauline leaves long petiolate; petiole ca. 5 cm, sparsely spreading pubescent; leaf blade ca. 8 × 10 cm, papery, abaxially subglabrous, adaxially appressed pubescent, base cordate, 3-sect; central segment rhombic, pinnately parted, ultimate lobes linear or ovate; lateral segments obliquely flabellate, unequally 2-parted nearly to base. Inflorescence terminal on stem and branches, 20--30 cm, many flowered; rachis and pedicels spreading or appressed pubescent; bracts leaflike. Pedicels 1.5--4.5 cm, with 2 bracteoles above base; proximal bracteoles leaflike, distal ones linear. Sepals deep blue, abaxially glabrous; lower sepals long elliptic or linear, ca. 1 cm × 2.5--4 mm; lateral sepals obliquely broadly obovate, ca. 1.5 × 1.2 cm; upper sepal galeate, 1.3--1.7 cm high, shortly clawed, shortly beaked, 1.4--1.7 cm from base to beak. Petals ca. 1.7 cm, glabrous; claw ca. 1.4 cm, apex slightly geniculate; limb ca. 8 mm; lip ca. 3 mm, apex 2-lobed; spur incurved, ca. 2 mm. Stamens glabrous; filaments entire. Carpels 5, glabrous. Fl. Sep.

* Abies forest margins; ca. 3800 m. SW Sichuan (Muli Zang Zu Zizhixian).