Du Dutenye

[ ] Pinyin name Dù Zhò n Té n Yè
[ alias ] vine leaves of Eucommia ulmoides
[ source ]
Medicine medium source: Apocynaceae plants Eucommia leaves and hairy Du Naka To.
Latin animal mineral name: 1.Paraharium micranthum ( A.DC. ) Pierre[Ecdysanthera micranthaA.Dc.]2.Parabarium chunnianum Tsiang3.parabariumhuaitingiiChunetTsiang
Harvest and storage: summer and autumn harvest, dried.
[ ] the original morphology
1stout woody climbers. Branches with lenticels inconspicuous, with latex, except for corolla, glabrous. Leaves opposite; petiole 1-1.5cm, slightly hairy; leaf blade elliptic or ovate-elliptic,5-8cm long,1.5-3cm wide, apex acuminate, base acute. Inflorescence racemose, terminal and axillary, flowers small dense, red; calyx5 crack greatly, the inner surface of basal glands do not or lack, lobes lanceolate; corolla white or pink, urn-shaped, lobes in the bud invagination; stamens 5, inserted on corolla tube base, anthers sagittate, flower filaments short; disk annular; ovary puberulent, styles short, stigma conical. Follicles base dilated, apex gradually grow to Reiz beaklike. Seed up to 2cm; hair is about 4cm long silky white. Florescence 3-6 month, month of fruit period 7-12.
2and Du Zhongteng 's difference lies in: the blades oval shape is elliptic, abaxially black papillary glands. Follicles twin or sometimes: a rudimentary; hair length is about 1.5cm. Florescence 4-11 month, fruit period in August to February of next year.
The 3and two kinds of difference: all lines except for corolla, are densely ferruginous pilose. Hair whorls, ca.3cm. Florescence 4-6 month, fruit period in July to June of next year.
[ ] habitat distribution
Ecological environment:1 born in altitude 300-800m Valley, sparse or dense forests, thickets, water etc..
2 born in altitude 250-500m mountain forest.
3 born in altitude 200-1000m tropical rainforest, woodland in wet area.
Resource distribution:1distributed in Guangdong, Hainan, Guangxi, Sichuan, Yunnan etc..
2distributed in Guangdong, Hainan. Guangxi.
3species in Hunan, Guangdong, Guangxi, Guizhou and other places.
[ ] taste bitter astringent; flat;
[ ] functions of bone; hemostasis. The main traumatic fracture; traumatic bleeding
[ usage]: the amount of external, or at the end of the inquiry and the trace and apply.
Excerpts from" Chinese Materia Medica" [ ]


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