Bean leaf.

[name] D ò u Y è Sh ē n [source] Medicine source: Primulaceae plants. The roots of Erlang mountain. Latin animal plant mineral name: Primula epilosa Craib Harvesting and storage: 7-9 months to dig up the roots, remove the fibrous root, washed, dried in the sun. [the original shape] perennial. With thick short rhizomes and most coarse long fibril. Leaves basal, flowering base young leaves scaly, scales oblong or oblong lanceolate, long 6-20mm, in brown; petiole length 5-25mm, wide wing; leaf blade oblong obovate to oblong oblanceolate, flowering of new leaves often not fully grown, the old leaves is 5-10cm long, 2-4cm wide, apex rounded, base attenuate, triangular tooth edge callose pointed, dry nearly leathery, dark green above, rough, below virescent, only along veins sparsely yellow hair, slightly wider in the ribs. Scape height 3.5-14cm, terminal umbel with flowers 2-5; bracts linear or linear lanceolate, long 3-10mm, membranous; pedicel length 4-20mm, covered with yellow hair; calyx campanulate, 7-11mm long, 5 crack, lobes ovate or ovate lanceolate, outside yellow hairs; corolla purplish blue, there are sparse. Dark purple stripes, 5 - lobed, lobes broadly obovate, width of 12mm, apex deeply 2 - lobed; long Hua Zhuhua: corolla tube ca. 10mm, stamens from the corolla tube basal ca. 4mm, style micro extends out of the cylinder mouth; short styled flowers: corolla tube length 14-17mm, stamens near crown cylinder mouth health, style long 4-5.5mm. Capsule subglobose, package to increase the persistent calyx inside. Seeds numerous, round, black, a wart small. Florescence 4-5 month. [distribution] Ecological environment: in altitude 2000-2900m forest margins and shade wet rock. Resource distribution in Hubei and Western Sichuan (Tianquan, Luding). [taste] Gan; cool [indications] clearing heat and removing dampness. The damp heat jaundice; yellow urine and pain [usage]: Decoction orally, 9-18g. [from] the "Chinese herbal medicine" http://chinese-herbal-medicines-directory.blogspot.com/