芙蓉葵Hibiscus moscheutos

中文名(Chinese Name):芙蓉葵
学名(Scientific Name):Hibiscus moscheutos L.
英文名(English Common Name):crimsoneyed rosemallow
别名(Chinese Common Name):草芙蓉、美秋葵
异名(Synonym):Hibiscus palustris L.
科属(Family & Genus):锦葵科(Malvaceae)木槿属
形态特征(Description):多年生直立草本,高1-2.5米;茎被星状短柔毛或近于无毛。叶卵形至卵状披针形,有时具2小侧裂片,长10-18厘米,宽4-8,厘米,基部楔形至近圆形,先端尾状渐尖,边缘具钝圆锯齿,上面近于无毛或被细柔毛,下面被灰白色毡毛;叶柄长4-10厘米,被短柔毛;托叶丝状,早落。花单生于枝端叶腋间,花梗长4-8厘米,被极疏星状柔毛,近顶端具节;小苞片10-12,线形,长约18毫米,宽约1.5毫米,密被星状短柔毛,裂片5,卵状三角形,宽约1厘米;花大,白色、淡红和红色等,内面基部深红色,直径10-14厘米,花瓣倒卵形,长约10厘米,外面疏被柔毛,内面基部边缘具髯毛;雄蕊柱长约4厘米;花柱枝5,疏被糙硬毛;子房无毛。蒴果圆锥状卵形,长2.5-3厘米,果爿5;种子近圆肾形,端尖,直径2-3毫米。花期7-9月。
分布(Distribution):原产美国东部,我国北京、青岛、上海、南京、杭州和昆明等城市有栽培。
用途(Use):供园林观赏用。
引自中国植物志英文版:FOC Vol. 12 Page 286, 292
Hibiscus moscheutos Linnaeus, Sp. Pl. 2: 693. 1753.
芙蓉葵 fu rong kui | Malvaceae  | Hibiscus
Herbs perennial, erect, 1-2.5 m tall; stem stellate pubescent or nearly glabrous. Stipules silklike, caducous; petiole 4-10 cm, puberulent; leaf blade ovate to ovate-lanceolate, sometimes with 2 lateral lobes, 10-18 × 4-8 cm, abaxially gray-white tomentose, adaxially nearly glabrous or minutely puberulent, base cuneate or nearly rounded, margin bluntly dentate, apex caudate. Flowers solitary, axillary. Pedicel 4-8 cm, very sparsely stellate puberulent, articulate near apex. Epicalyx lobes 10-12, filiform, ca. 18 × 1.5 mm, densely stellate puberulent. Calyx 1/2 as long as epicalyx, lobes rounded, connate for more than 1/2 of length. Corolla white, pink, red, or purple, with dark red center, 10-14 cm in diam.; petals obovate, ca. 10 cm, abaxially sparsely pilose, adaxially bearded on margin. Staminal column ca. 4 cm. Ovary glabrous; style branches 5, sparsely scabrous. Capsule conic-ovoid, 2.5-3 cm; mericarps 5. Seeds reniform, 2-3 mm in diam., apex pointed. Fl. Jul-Sep.
Wet situations, also cultivated. Beijing, Jiangsu, Shandong, Shanghai, Yunnan, Zhejiang [native to North America (SE United States)].
Hibiscus moscheutos is a commonly grown garden ornamental.
芙蓉葵Hibiscus moscheutos

芙蓉葵Hibiscus moscheutos

芙蓉葵Hibiscus moscheutos(责任编辑:徐晔春)

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