Tangerine leaf

Tangerine leaf

(materia medica seeks the original)

[synonym] jindouye (Guangdong traditional Chinese Medicine).

[source] it is the leaf of the Rutaceae.

[plant morphology] Shanju (materia medica seeking the original), also known as Shanju (lingbiaoyi), kumquat, shanjingan (Julu), shanjingan (compendium).

Thorny shrubs. The branches are small and angular when tender. Leaf blade ovate elliptic, 4-9 cm long, usually 4-6 cm, 1.5-4 cm wide, apex obtuse or round and slightly concave, sparse obtuse and pointed, base broadly cuneate to round, entire or sparsely with inconspicuous denticles; petiole wing extremely narrow, or hardly winged. The flowers are small, sepals 5, small, perianth 5, broad oblong; stamens 20, united into several bundles, shorter than perianth; pedicel as long as or slightly shorter than ovary, stigma capitate, ovary subglobose, 3-4-locular. The fruit is round or oblate, 1-1.5 cm in diameter, dark yellow and reddish red, with smooth skin. Seeds oblong, smooth. It blooms in summer.

Most of them are cultivated in orchards. Distributed in Fujian, Guangdong, Guangxi, Zhejiang, Jiangxi and other places.

[collection] it can be harvested all year round and dried in the sun.

[herbal medicine] the dried leaves are oblong to oblong, or obovate, 4-8 cm long and 2-3 cm wide, slightly leathery; the main veins are pinnate, the back of the leaves is protruding, both sides are bare, the bottom is yellowish green, and the top is dark green or brownish green. The glandular dots are dense and transparent. Sometimes with some twigs. The air is slightly fragrant.

Made in Guangdong.

[nature and taste] "seeking the source of Materia Medica": "pungent, warm. "

Functions and indications: (1) in "seeking the source of Materia Medica", it can dispel wind, disperse blood stasis and generate new blood, apply Dieda, stop dryness and cough (the same as pig intestines). "

② "Guangdong traditional Chinese medicine": "treatment of cold, cough, pertussis. "

[usage and dosage] oral: decoction, 2-4 yuan. External use: tamping.