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Dinghushan | Family List | Poaceae | Zea

Zea mays L.

玉蜀黍

Description from Flora of China

Culms erect, 1–4 m tall. Leaf sheaths with transverse veinlets; leaf blades 50–90 × 3–12 cm, glabrous or with tubercle-based hairs, margins scabrid, midvein stout; ligule ca. 2 mm. Female inflorescence a cylindrical "cob," with 16–30 rows of spikelets; glumes equal, veinless, margins ciliate; florets hyaline. Male inflorescence a "tassel" of many digitate racemes; spikelets 9–14 mm, unequally pedicellate, one pedicel 1–2 mm, the other 2–4 mm; glumes subequal, membranous, lower ca. 10-veined, margins ciliate, upper 7-veined; lower lemma and palea hyaline, subequal; upper lemma smaller than lower. Anthers orange, ca. 5 mm. Fl. and fr. summer–autumn. 2n = 20, 40, 80.

This plant (maize, corn) was first domesticated in Central America about 7000 years ago and is now the third most important crop in the world. The many cultivars are grown for cereal or forage, and it is also an important source of oil, syrup, and alcohol.

Widely cultivated in China [originating in America; widely cultivated elsewhere].

生活型: 草本

栽培植物: 栽培

特征: 一年生粗壮草本;

生境: 栽培

用途: 粮食作物;秆可造纸或作牲畜饲料,其髓心可制炸药;药用,花柱(玉米须)及髓心清血热、利小便,治水肿、黄疸、风热、糖尿症、吐血、血崩、胆囊炎等;果序轴顶端治口腔溃疡,根叶治淋症

门中名: 种子植物门

亚门中名: 被子植物亚门

纲中名: 单子叶植物纲

中文别名: 蜀米、玉米、包蜀


 

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