Au Pak Leather

[Source] from "Tianmushan drug plant annals."

[Pinyin] āo Pǔ Pí

[Alias] MA Gui-veneer

[Source] source based medicine: the Magnoliaceae Liriodendron Liriodendron bark and North America.
Latin name of plants and animals, minerals: 1. Liriodendron chinensis (Hemsl.) Sarg. 2. Liriodendron tulipifera L.
Harvesting and storage: summer, autumn harvest, dried.

[Original form] 1 deciduous tree, up to 40m. Bark dark brown, longitudinal. Leaves alternate; petiole length 4-8cm; stipule and petiole separation; was a jacket-shaped leaves, long 4-18cm, width of 2.5-20cm, tip truncated or emarginate, base rounded or heart-shaped shallow, near base with one pair side lobes. Flowers solitary Acremonium, cup, perianth 9, nearly equal, the outer three green, sepal-like, abduction, two six, standing outside, green with yellow longitudinal stripes; stamens many, closely stacked spindle-shaped in the column. Aggregate fruit ovate conical, small tip extends into the wing nuts, and even winged 2-3cm. Seeds 1-2. May flowering, the fruit from September to October.
2 trees, 50-60m. Bark deeply slit. Branchlets brown or purple-brown, often with a white powder. Leaves alternate; petiole length 5-10cm; stipule and petiole separation; leaf-shaped jacket, long 7-12cm, width of 8-18cm, tip 2 lobed, 2-3 lateral fissure near the base, young leaves are white hairs below, after off. Flower cup, long 4-5cm: perianth 9, the outer three green, sepal-like, carry out, within two six, green yellow, middle of the following inside a orange nectary; stamens many, anthers than the filament long; pistil majority, yellow-green flowers perianth does not extend beyond. Aggregate fruit fusiform, about 7cm; small nuts have long, narrow wings, winged fruit even about 8cm. Seeds 1-2 tablets, with thin dry seed coat. May flowering, the fruit from September to October.

[Habitat distribution] environment: 1. Born in mountain forests, or into a small piece of forest.
Distribution of resources: 1. Located in Jiangsu, Anhui, Zhejiang, Jiangxi, Fujian, Taiwan, Hunan, Hubei, Guangxi, Sichuan, Guizhou, Yunnan and other places. Often cultivated in southern cities for viewing.
(2) south of the country's major cities have introduced cultivated for ornamental. Origin of southeastern North America.

[Character] traits to identify North American Liriodendron skin: trough-shaped or semi-drum-shaped, thick, 3-5mm. Laoshupi appearance of yellow-brown, very rough, scaly shedding; Young bark gray-brown appearance, with vertical cracks. Inner surface yellow-brown or yellowish-white, with thin vertical stripes. Brittle, easily broken, cross-section outer granular, fibrous inner layer. Gas micro, taste slightly acrid.

Chemical composition of leaves with [U.S.] Liriodendron lactone (tulipinolide) and Table U.S. Liriodendron lactone (epitulipinolide) [1]. Skin with Liriodendron glycosides (liriodendrin) [2]. Kibe with tulip base (liriodenine), sea papaverine (glaucine), dehydroepiandrosterone sea papaverine (dehydroglaucine), pawpaw alkali (asimilobine), N-acetoxy original nuciferine (N-acetylnornuciferine), norepinephrine Ning Huang heart tree base (norushinsunine), D clove phenol resin (syringaresinol), dimethyl ether phenolic resin D clove (syringa-resinol dimethylether), lilac aldehyde (syringaldehyde), O-A 基阿塞洛林 (O-methylatheroline) , N-acetyl pawpaw base (N-acetylasimilobine) [3].

Antibacterial pharmacological effects of ethanol extract of the heartwood has antibacterial activity against Staphylococcus aureus, Mycobacterium smegma, Candida albicans and Aspergillus niger and other effective, further evidence of anti-bacterial active ingredients for the dehydrogenase sea papaverine (dehydroglaucine) [ 1].

[Taste] Xin; and warm

【Indications】 Qufengchushi; cold cough. Main Fengshibitong; cough

Dosage Oral: Jian Tang, 9 ~ 15g.

Treatment due to clinical application] [wet cold caused by coughing, shortness of breath, thirst, micro-floating limbs. Dried bark to one or two, add coriander, mountain Yau Ma (Yin Cursive) of five to six money, three ginger, licorice three money, cook, red brown sugar, breakfast, before dinner, once the service.

[Excerpt] "Chinese Materia Medica"