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Dinghushan | Family List | Solanaceae | Nicotiana

Nicotiana tabacum L.

烟草

Description from Flora of China

Nicotiana chinensis Fischer ex Lehmann.

Herbs viscid, annual or short-lived perennial, 0.7-2 m tall, glandular hairy overall. Leaves decurrent, winging stems; leaf blade ovate to elliptic or lanceolate, 30(-70) × 8-15(-30) cm, membranous, glandular hairy, base narrowed, nearly half clasping, apex acuminate. Inflorescences many-flowered, much-branched panicles. Pedicel 0.5-2 cm. Calyx tubular or tubular-campanulate, 2-2.5 cm; lobes deltate, acuminate, unequal. Corolla yellowish at base, yellowish, greenish, red, or pink distally, funnelform, 3.5-5 cm; limb 1-1.5 cm in diam., with acute unequal lobes. Stamens unequal, sometimes partly exserted. Capsules ellipsoid or ovoid. Seeds brown, rounded, ca. 0.5 mm in diam. Fl. summer, fr. autumn.

Used for tobacco and as an insecticide, also medicinally for anaesthetic, inducing sweat, or vomiting.

Widely cultivated throughout China [native to South America]

生活型: 草本

栽培植物: 栽培

特征: 草本;

花期: 冬月

生境: 栽培

用途: 叶为卷烟原料;茎、叶做农药;叶可治骨节痛、偏头痛、蛇伤(烟筒油垢可治蛇伤及蜈蚣伤)

门中名: 种子植物门

亚门中名: 被子植物亚门

纲中名: 双子叶植物纲

中文别名: 烟叶


 

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