Jiangnan Xiang 00, alias Wild Loquat, Mountain Loquat, Monkey High Speed Rail, Ranunculus japonicus, Jiangnan Xiang and Phoebe villosa 00, is the root or leaf of Phoebe villosa of Lauraceae. 00 Latin plant and animal mineral name: Machilus Velutina Champ. Ex Benth.00 Harvest and storage: it can be harvested all year round, rarely used or dried. 00 original form Phoebe villosa trees, up to 18m high. Branches, buds, leaves and inflorescences are densely covered with rust-colored fluff. Leaves alternate; Petiole length1-2.5cm; The leaf blade is obovate, ovoid oblong or narrowly obovate, 5-11(-18) cm long and 2-5(-5.5)cm wide, with a tapering or short apex, a wedge-shaped base and leathery upper surface. Panicle is solitary and terminal, or several of them are densely clustered at the top of branchlets, with nearly no total peduncle, many branches and short branches, which are similar to cymes; The flowers are bisexual, yellow-green, fragrant and rusted; Perianth lobes 6, arranged in 2 rounds, the inner perianth lobes are oval, about 6mm long and 3mm wide, and the outer ones are smaller and narrower; Fertile stamens 9, arranged in 3 rounds, about 5mm long, with villi at the base of the third round stamen filament; Staminodes are about 2mm long and have villi; The ovary is reddish. Fruit spherical, about 4mm in diameter, purplish red. The flowering period is10-1February, and the fruiting period is February-March of the following year. 00 habitat distribution ecological environment: born in the humid miscellaneous forest beside the valley stream. 00 resource distribution: distributed in Zhejiang, Jiangxi, Fujian, Guangdong, Guangxi and other places. 00 sexual taste bitter; Xin; Cool 00 function is mainly used for resolving phlegm and relieving cough; Detumescence and pain relief; Stop bleeding. Main cough with excessive phlegm; Carbuncle, furuncle, sore and swelling; Fracture; Burn and scald; Usage and dosage of traumatic hemorrhage 00: decoction, leaves 6-9g, roots 9- 12g. External use: appropriate amount, grinding, rubbing or washing with water. 00 Excerpts from Chinese Materia Medica