Thorn of Prunus triloba

[ ] Pinyin name C Y Y keyword cabinet
[ source ]
Medicine source: Ulmaceae spine elm leaf.
Latin animal mineral name: Hemiptelea davidii ( Hance ) Planch. ( Planera davidii Hance; Zelkova davidii Bean )
Harvest and storage: spring, summer harvest, fresh or dried.
[ ] the original morphology of deciduous trees, high up to 10m. Bark gray, rough and deep clefts; annual branches densely short hairs; branchlets thick thorn, thorn grows 1.5-8cm, thorn has pale brown lenticels. Leaves alternate; petiole length 1-4mm, densely covered with short hairs; stipules caducous; leaf blade elliptic or elliptic-oblong, length 2-6cm, width 1-3cm, ends acuminate and slightly rounded, margin coarsely serrate, it is deciduous pilose, hairs behind a round black dent, following its sparsely pilose along veins, fall off gradually after; at the same time open flowers and leaves. Flowers polygamous ( bisexual flowers and unisexual flowers monoecious ), 1-4 red branchlets and lower leaf axil axillary bud; perianth connate, upper 4-5 divided; stamens 4 ( occasionally 5 ), antheral 2 rooms; pistil askew, style 2. Samara yellow green, flat, with crooked shape wing, top 2 split into a piece of coracoid, base the Ministry has night latch calyx. Flowering of 4-5 months, fr. 7-9.
[ ] habitat distribution
Ecological environment : in the foothills, hillside Road, often cultivated in villages nearby.
Resource distribution: distribution in the northeast, north, northwest, East, central China around.
[ character ] character identification for elliptic or elliptic-oblong, long 2-6cm, long 1-4mm wide 1-3cm; petiole; apex subobtuse, base rounded or broadly cuneate, margin coarsely serrate; dark green above, sparsely pilose or with a black circular indentations, following with yellow green, sparsely pilose or glabrous. Gas, light.
[ taste ] light; slightly cold
[ function ] and water swelling; detoxification. The main edema; sores; snake bites
[ usage]: orally taken decoction, 3-6g. External: appropriate, fresh leaf trace and apply.
Excerpts from" Chinese Materia Medica" [ ]

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