Citronella

Citronella

(Kaibao materia medica)

[source] it is the inflorescence of gramineous plant arundinacea.

[plant morphology] Maoxiang, also known as Xiangma, citronella and vanilla.

Perennial herbs. Rhizome slender, yellow; culm erect, glabrous, 50-60 cm high, with 3-4 nodes, upper part long, naked. Leaf sheath loose, glabrous, longer than internodes; ligule transparent, membranous, 2-5 mm long, apex erosive; leaf blade lanceolate, thicker, covered with hairs, 5 cm long, 7 mm wide, tillers up to 40 cm long. Panicle ovate to pyramidal, about 10 cm long, branches slender, smooth, ascending or spreading, mostly twinned or 3-clustered, lower bare: spikelet yellowish brown, right glossy, about 5 mm long; glume membranous, with 1-3 veins, equal length, or the first glume slightly shorter; male lemma slightly shorter than glume, apex with minute tip, back upward gradually pubescence, margin ciliate; pregnant lemma acute 5 mm, upper part pubescent. The flowering period is June. The fruit period is from July to August.

Most of them grow on shady hillside, sandy land or wet grassland. Distributed in Shanxi, Shandong, Gansu, Yunnan, Guangdong, Guangxi, Zhejiang, Fujian and other places.

[collection] collection in summer.

[chemical constituents] it contains coumarin and β - glucose.

[nature and taste] Kaibao materia medica: "bitter, warm, non-toxic. "

[Guijing] Ben Cao Hui Yan: "enter Yangming and Taiyin meridians. "

[functions and indications] Kaibao materia medica: "it can control the evil, warm the stomach, stop vomiting, and treat the cold pain in the heart and abdomen. "

[taboo] Ben Cao Hui Yan: "it is not suitable for cough due to yin deficiency and blood heat and nausea due to stomach heat. "

Wutong: steamed rice and Artemisia argyi leaves two - and burn to ash and fine grind. At the beginning of 20 to 30 pills in the decoction of Fructus Cnidii, you may as well vomit slightly, but vomit, and use the jujube soup. (Sheng Hui Fang)