Sweet orange

Sweet orange

(edited edition of Materia Medica of Southern Yunnan)

[synonyms] HuangGuo (Dianyu Hengzhi), orange (Diannan materia medica), Xinhui orange (textual research on plant names and facts), Guangju (Chinese tree taxonomy). Xuegan, Yinzi and Guanggan (flora of Guangzhou)

[source] it is the mature fruit of sweet orange, a Rutaceae plant.

Sweet orange

Small evergreen trees, 2-3 m high. Branches many, glabrous, branchlets oblate angular, spinless or slightly spiny. The leaves degenerate into single leaf shape: petiole 0.8-1.8 cm long, leaf wings narrow, 2-3 mm wide, with obvious septal marks at the junction with the leaves; leaf blade elliptic, 6-12 cm long, 3-5.5 cm wide, apex acuminate, base broadly cuneate, margin inconspicuous wavy serrated; leathery. Calyx cup-shaped, 3-5-lobed, lobes oval, apex narrowly pointed; petals 4-8, usually 5, long elliptic, 1.5 cm long, 0.7 cm wide; stamens many, filaments cluster healing, growing on the disk; ovary superior, 10-13-locular, 4-8 ovules per locule, style thick, often caducous. The fruit is large, spherical, 7-9 cm in diameter, orange yellow at maturity, large and prominent oil cells, juicy and sweet. The flowering period is May. The fruiting period is November.

It is cultivated in Jiangsu, Zhejiang, Jiangxi, Sichuan, Guizhou, Fujian, Taiwan, Guangdong, Guangxi and Yunnan.

The leaves (orange leaves) and pericarps (orange peel) of this plant are also used for medicine. See the special section for details. In some areas, the immature pericarps or young fruits are used as green pericarps. In some areas, the young fruits are used as trifoliate and the mature fruits are used as Fructus aurantii. See the section for "Fructus aurantii" and "Fructus aurantii".

[collection] harvest when the fruit is ripe.

[chemical constituents] the fruit contains flavonoid glycosides, lactones, alkaloids and organic acids. Hesperidin, naringin, isosakura-7-rutinoside, naringin-4 "- glucoside-7-rutinoside, naringin, citrin-3 - β - p-glucoside and o-d-xylosylvitexin were the main flavonoid glycosides. There are two bitter components in lactones, limonolactone, namely Phellodendron lactone and its derivative limonolactone. The alkaloid is narcotine. Citric acid and malic acid are the main organic acids. It also contains phloroglucinol - β - D-glucoside, sugar, vitamin, calcium, phosphorus, iron, etc.

The peel also contains 1.5-2% volatile oil, and its main components are n-decanal, citral, limonene and octanol.

[pharmacological action] in Africa, the seed extract of this product is used to treat malaria, which can shrink the enlarged spleen, but produce severe respiratory depression.

[nature and taste] 1. In the south of Yunnan materia medica: "the nature is slightly warm. The taste is pungent and slightly bitter. "

⑦ A textual research on the names and facts of plants: "it tastes sweet. "

[Guijing] into Jueyin liver meridian.

[function indications] it can relieve the pain of the left flank due to stagnation of Jueyin, relieve the swelling of the lower Qi, and obstruct the flow of Yangming's milk.

[selected formula] for women with breast obstruction, redness, swelling, hardness, pain, aversion to cold and fever: dried orange, fine powder and two coins. There is fresh juice, water and wine. (the following is the book of Materia Medica of Southern Yunnan.)

Chinese PinYin : Tian Cheng