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海南赪桐Clerodendrum hainanense

时间:2013-11-10 11:03来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 海南赪桐 学名( Scientific Name ): Clerodendrum hainanense Hand.-Mazz. 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): 科属( Family Genus ): 马鞭草科(Verbenaceae)大青
中文名(Chinese Name):海南赪桐
学名(Scientific Name):Clerodendrum hainanense Hand.-Mazz.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):马鞭草科(Verbenaceae)大青属
形态特征(Description):灌木,高1-4米;幼枝略四棱形,绿色,疏被细毛或近于无毛,老枝圆柱形,淡黄褐色或灰白色,光滑无毛,皮孔显著。叶片膜质至薄纸质,倒卵状披针形、倒披针形或狭椭圆形,长7-26厘米,宽2-8厘米,干后鲜绿色仍较鲜艳,顶端短尾尖,基部狭楔形或楔形,全缘,两面无毛,背面密被淡黄色小腺点,侧脉6-11对;叶柄具沟,长0.5-2.5厘米。圆锥状聚伞花序顶生,偶有腋生,长8-14厘米,主轴上有3-6分枝,每聚伞花序有花3-7朵;小苞片线形或钻形,长2-8毫米;花萼长约5毫米,裂片三角状披针形,长约4毫米,紫红色或淡红色;花冠白色,花冠管细长,长0.5-4厘米,裂片倒卵形,长6-8毫米,外被细毛和腺点;雄蕊4,花丝细长,与花柱均伸出花冠外;子房无毛,花柱长于花丝,柱头2浅裂。果实球形,径约1厘米,成熟时紫色。花果期9-12月。
分布(Distribution):产海南、广西,生于海拔150-900米山坡林下、沟谷阴湿处。
用途(Use):
引自中国植物志英文版:FOC Vol. 17 Page 37   
Clerodendrum hainanense Handel-Mazzetti, Oesterr. Bot. Z. 80: 343. 1931.
海南赬桐 hai nan cheng tong| Verbenaceae  | Clerodendrum
Shrubs 1-4 m tall. Branchlets green, 4-angled, sub-glabrous to pubescent when young, becoming yellowish brown to gray, terete, and glabrous. Petiole 0.5-2.5 cm; leaf blade oblanceolate, narrowly elliptic, or obovate, 7-26 X 2-8 cm, membranous to papery, glabrous, abaxially densely small yellowish glandular, base narrowly cuneate to cuneate, margin entire, apex short caudate, veins 6-11 pairs. Inflorescences terminal, rarely axillary, lax thyrses, 8-14 cm, lateral cymes dichasial with peduncle to 3 cm; bracts linear to awl-shaped, 2-8 mm. Calyx pinkish to purple, ca. 5 mm; lobes triangular-lanceolate, ca. 4 mm. Corolla white, 0.5-4 cm, tube slender, outside puberulent and glandular; lobes obovate, 6-8 mm. Stamens long exserted. Ovary glabrous. Style longer than stamens. Fruiting calyx rotate, leathery. Drupes purple, globose, ca. 1 cm in diam. Fl. and fr. Sep-Dec.
* Forests on mountain slopes; 200-900 m. Guangxi, Hainan.
 




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