Citrus extract [Appearance]: Brown fine powder [medicine]: Citrus Pericarpium Citri Reticulatae (English) Tangerine Peel [alias]: red orange, Big Red, Orange River. [Source]: Rutaceae Citrus reticulata Bianco orange peel. Package: aluminum foil bags or cardboard 【Shelf life: 24 months [Plant morphology]: evergreen small tree or shrub, 3 ~ 4m Leaves alternate, foliolate; leaf blade lanceolate or oval, 4 to. 11cm, width of 1.5 ~ 4cm apex acuminate, entire or wavy blunt teeth, with translucent oil spots. Flowers solitary or few flowers born of branches and leaf axils, white or pink; calyx cup-shaped, petals 5, oblong; stamens 15-25; pistil 1. Citrus Fruit nearly round or flat round, red, red, yellow or orange, capsule valve 7 to 12. Seeds oval, white. Flowering from March to April, the fruit of 10 to 12 months. Cultivated in the hills, low mountains, rivers, lakes, or coastal plain. The country producing the orange zone are produced. [Collect]: Preparation of mature fruit peel and dried. [Character]: constant peel rind into several lobes, connected to the base, and some irregular sheet thickness 1 ~ 4mm. The outer surface of the orange-red or red-brown, with fine wrinkles and sunken spot oil chamber; the inner surface of pale yellowish white, rough, with yellowish-white or yellow-brown veins like vascular bundles. Quality slightly harder and brittle. The air is fragrant, spicy and bitter. [Chemical composition]: containing hesperidin (hesperidin), nobiletin (nobiletin), limonene, a- pinene, B- pinene, B- phellandrene (B-phellandrene) and the like. [Taste: warm, bitter, acrid. [Indications]: spleen qi, dampness and phlegm. For chest abdominal fullness, eat less vomiting and diarrhea, cough. [Note]: orange peel cultivars of Citrus also for medicine; its unripe fruits of the outer peel is also used as medicine, medicine called "peel", can Shugan broken gas, consumer product of stagnation.