细辛叶报春 xi xin ye bao chun

Herbs perennial. Rhizomes short, with withered leaves at apex. Leaves forming a rosette; petiole (2--)4--12 cm, pubescent, vaginate at base; leaf blade ovate-rotund to reniform, 2--5.5 cm wide, adaxially initially sparsely pubescent, soon becoming glabrescent except near margin, base deeply cordate, margin obscurely 5--7-lobulate, apex obtuse; lobes broadly triangular, ciliate, margin remotely hydathode-denticulate; veins in 3 or 4 pairs, proximal 2 pairs basal. Scapes 10--22 cm, pubescent or glabrescent on lower part; umbels 4--8-flowered, short pubescent; bracts lanceolate to linear-lanceolate, 3--7 mm. Pedicel 5--10 mm. Flowers heterostylous. Calyx broadly campanulate, 5--6 mm, short pubescent, parted to ca. 1/3; lobes triangular, short ciliate, apex acute. Corolla purple, ± pubescent outside; tube ca. 1.3 cm; limb 5--8 mm wide; lobes obovate-cuneate, ca. 3 X 1.5--2 mm, apex 2-cleft. Pin flowers: stamens in lower 1/2 of corolla tube; style ca. as long as tube. Thrum flowers: stamens toward apex of corolla tube; style ca. 4 mm. Capsule unknown.

* Mixed forests; 1600--2900 m. SW Yunnan (Zhenkang Xian).