膜叶马先蒿 mo ye ma xian hao

Herbs perennial, not drying black. Stems often several together, more than 60 cm, repent, densely gray-brown pubescent basally. Leaves alternate or ± opposite at branches; petiole to 7.5 cm; leaf blade ovate-elliptic to lanceolate-oblong, 1.5--10 X ca. 4.5 cm, membranous, abaxially glabrous, adaxially slightly hirtellous, pinnatisect; segments 4--8 pairs, ovate to ovate-oblong, pinnatifid or incised-double dentate. Pedicel 0.8--1.5 cm. Calyx 5--8 mm, slightly cleft anteriorly; lobes 5, equal or unequal. Corolla purple, to 1.5 cm; tube erect, nearly 1.5 X as long as calyx; galea bent at a right angle apically; beak straight, ca. 4 mm, slender; lower lip to 1.2 cm, middle lobe acute at apex. Filaments glabrous. Capsule enclosed by calyx, compressed, ovoid, to 7 X 5 mm, very oblique, mucronate. Fl. Aug, fr. Aug--Sep.

* Forests, rocky slopes; 2200--2400 m. WC Sichuan.