派氏马先蒿 pai shi ma xian hao

Herbs perennial, low, mostly stemless. Roots fleshy, fascicled. Leaves basal, barely in a rosette, glabrous; petiole flat, winged; leaf blade ca. 10 X 1 cm, pinnatipartite; segments semirounded, crenate-dentate. Calyx campanulate, white long woolly, 2-lobed. Corolla white; tube 8--9(--10) X as long as calyx; galea twisted, circular; lobes of lower lip with rounded lateral lobes, very large. Filaments pubescent. Stigma long exserted.

* ca. 4300 m. W Sichuan.