A large divergence

[ source ] was contained in the" Yunnan" Chinese herbal medicine".
[ ] Pinyin name Dà Fā Sà n
English name [ ] Parish's Ironweed
[ alias ] soybean leaf, flower of Polygala
[ source ]
Medicine medium source: as the Compositae Burma Willd root.
Latin botanical mineral name: Vernonia parishii Hook. animal F. [V. uolkameriifolia ( Wall. ) DC. Var. lanata S.Y Hu]
Harvest and storage: the year may collect dig, fresh, dried or slices.
[ ] the original shape of the Burma Willd small trees, rare shrub, high 2-3m. Stems erect, base, base diameter 1-1.5cm, branches stout, cylindrical, is tan or brown densely pilose. Leaves thickly papery, alternate; petiole short and wide, long 5-10mm, densely villous; leaf blade obovate or oblanceolate,10-30cm long,4-9cm wide, apex obtuse or mucronate, base narrowly wedge-shaped, the edge of a tooth, dilute nearly entire, lateral veins 7-12 pairs, veinlets reticulate, above except for midrib tomentose, puberulous or after the number of hair removal, the following are tan or brown tomentose, two sides all glandular dots; head most, diameter 5-8mm, about10 flower, at the top or upper axils grow up to 20cm or more aligned with leaf compound panicles; peduncle long2-5mm or nearly sessile, densely tomentose, base with ovate-lanceolate bracteoles, narrowly campanulate involucre or subterete,5-7mm wide; involucral bracts purple,5, imbricate, ovate or oblong, very unequal, outer short and blunt, inner slightly pointed, long 2-7mm, abaxially white villous; receptacle flat, a nest hole; flower corolla reddish purple, tubular, ca.7mm, glandular, a slightly enlarged, distally with5 linear lobes. Achenes oblong cylindrical, long 2.5mm, with many obvious rib or ribs, with glandular dots; crested white,2layer, outer layer of short, brown hairs lining, long 6-7mm. Florescence 3-5 month.
[ ] habitat distribution
Ecological environment : in altitude 560-1680m thickets on slopes of mixed forest and forest edge.
Resource distribution: distribution in Yunnan.
[ ] taste sweet; bitter; flat
[ ] Qufeng functions of clearing away heat and nourishing tonic. The main cold and fever; palpitation; rheumatoid arthritis; hepatitis
[ usage]: orally taken decoction,30-60g.
[ ] the treatise" Materia Medica": Xinhua outline root : sweet, bitter, and flat. Expelling wind and dispersing stasis, nourishing heart function. For heavy flu fever, palpitation, Tixu, hepatitis, rheumatic pain.
Excerpts from" Chinese Materia Medica" [ ]

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