棒柄花Cleidion brevipetiolatum

中文名(Chinese Name):棒柄花
学名(Scientific Name):Cleidion brevipetiolatum Pax et Hoffm.
英文名(English Common Name):
别名(Chinese Common Name):三台花
异名(Synonym):
科属(Family & Genus):大戟科(Euphorbiaceae)棒柄花属
形态特征(Description):小乔木,高5-12米;小枝无毛。叶薄革质,互生或近对生,常有3-5枚密生于小枝顶部,倒卵形、倒卵状披针形或披针形,长7-21厘米,宽3.5-7厘米,顶端短渐尖,向基部渐狭,基部钝,具斑状腺体数个,叶下面的侧脉腋具髯毛,上半部边缘具疏锯齿;侧脉5-9对;叶柄通常长1-3厘米,有的短,长3-8毫米;托叶披针形,长约3毫米早落。雌雄同株,雄花序腋生,长5-9 (15-20)厘米,花序轴被微柔毛,雄花3-7朵簇生于苞腋,稀疏排列在花序轴上,苞片阔三角形,长1.5毫米,小苞片三角形,长0.5毫米;雌花,单朵腋生,花梗长2-3.5(-7)厘米,基部具苞片2-3枚,三角形,长1.5-2毫米;果梗棒状,长3-7.5厘米;雄花;萼片3枚,椭圆形,长2-2.5毫米,基部具疏柔毛;雄蕊(40-)55-65枚,花丝长约1毫米,花药4室,药隔突出呈钻状;花梗长1-1.5毫米,具关节,被微柔毛;雌花:萼片5枚,不等大,其中3枚披针形,长6-7 (-20)毫米,宽2-3 (-6)毫米,2枚三角形,长2-4毫米,宽0.5-1.5毫米,花后增大,其中3或4枚长圆形,长9-15 (-30)毫米,宽4-6 (-10)毫米,1或2枚遥小,长3-5毫米;子房球形,密生黄色毛,花柱3枚,长约1厘米,基部合生,各2深裂至近基部,线状,柱头具小突起。蒴果扁球形,直径1.2-1.5厘米,具3个分果爿,果皮具疏毛;种子近球形,直径6-7毫米,具褐色斑纹。花果期3-10月。
分布(Distribution):产于广东、海南、广西、贵州、云南。生于海拔200-1500米山地湿润常绿林中。越南也有。
用途(Use):
引自中国植物志英文版FOC Vol. 11 Page 244
Cleidion brevipetiolatum Pax & K. Hoffmann in Engler, Pflanzenr. 63(IV. 147. VII): 292. 1914.
棒柄花 bang bing hua | Euphorbiaceae  | Cleidion
Small trees, 5-12 m tall, monoecious. Branchlets glabrous. Stipules lanceolate, ca. 3 mm; petiole 3-8 mm or 1-3 cm; leaf blade obovate or obovate-lanceolate to lanceolate, 7-21 × 3.5-7 cm, thinly leathery, abaxially bearded in vein axils, base obtuse, with 2-4 maculate glands, apex acuminate; veins 5-9 pairs. Male inflorescences unbranched, 5-20 cm, puberulent; bracts broadly triangular, ca. 1.5 mm. Male flowers 3-7 per bract, clusters widely spaced; pedicel 1-1.5 mm; sepals 3, 2-2.5 mm; stamens (40-)55-65. Female flowers axillary; pedicel thick, 2-3.5(-7) cm; bracts 2 or 3 at base, triangular, 1.5-2 mm; sepals 5, unequal, 3 lanceolate, 6-7(-20) × 2-3(-6) mm, 2 triangular, 2-4 × 0.5-1.5 mm; ovary globose, densely yellow villous; styles 3, ca. 1 cm, deeply 2-cleft, filiform. Fruiting sepals: 3 or 4 oblong, 9-15(-30) × 4-6(-10) mm; 1 or 2 shorter, 3-5 mm. Capsule 3-lobed, 1.2-1.5 cm in diam., pilose. Seeds subglobose, 6-7 mm, brownish marbled. Fl. and fr. Mar-Oct.
Evergreen forests, on limestone hills; 200-800(-1000) m. Guangdong, Guangxi, Guizhou, Hainan, Yunnan [Laos, N Thailand, N Vietnam].
棒柄花Cleidion brevipetiolatum

棒柄花Cleidion brevipetiolatum(责任编辑:徐晔春)

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