假马鞭Stachytarpheta jamaicensis

中文名(Chinese Name):假马鞭
学名(Scientific Name):Stachytarpheta jamaicensis (L.) Vahl
英文名(English Common Name):light-blue snakeweed
别名(Chinese Common Name):假败酱
异名(Synonym):Stachytarpheta indica C. B. Clarke  Verbena jamaicensis L.  Valerianoides jamaicensis (L.) Kuntze  Bouchea hyderabadensis f. monstros Wall. ex Moldenke  Abena jamaicensis (L.) Hitchc.  Stachytarpheta pilosiuscula Kunth  Stachytarpheta friedrichsthalii Hayek  Stachytarpheta bogoriensis Zoll. & Moritzi  Stachytarpheta indica var. jamaicensis (L.) Razi  Stachytarpheta jamaicensis f. albiflora Standl.  Stachytarpheta jamaicensis f. atrocoerulea Moldenke  Stachytarpheta jamaicensis f. monstrosa Moldenke  Stachytarpheta jamaicensis f. parviflora Moldenke  Stachytarpheta jamaicensis var. longifolia Hiern  Valerianoides jamaicense f. glabrum Kuntze  Valerianoides jamaicense f. strigosum Kuntze  Valerianoides jamaicense var. angustifolium Kuntze  Valerianoides jamaicense var. linearifolium Kuntze  Valerianoides jamaicense var. spathulatum Kuntze  Verbena americana Mill.  Verbena pilosiuscula (Kunth) Endl.  Zappania jamaicensis (L.) Lam. 
科属(Family & Genus):马鞭草科(Verbenaceae)假马鞭属
形态特征(Description):多年生粗壮草本或亚灌木,高0.6-2米;幼枝近四方形,疏生短毛。叶片厚纸质,椭圆形至卵状椭圆形,长2.4-8厘米,顶端短锐尖,基部楔形,边缘有粗锯齿,两面均散生短毛,侧脉3-5,在背面突起;叶柄长1-3厘米。穗状花序顶生,长11-29厘米;花单生于苞腋内,一半嵌生于花序轴的凹穴中,螺旋状着生;苞片边缘膜质,有纤毛,顶端有芒尖;花萼管状,膜质、透明、无毛,长约6毫米;花冠深蓝紫色,长0.7-1.2厘米,内面上部有毛,顶端5裂,裂片平展;雄蕊2,花丝短,花药2裂;花柱伸出,柱头头状;子房无毛。果内藏于膜质的花萼内,成熟后2瓣裂,每瓣有1种子。花期8月,果期9-12月。
分布(Distribution):产福建、广东、广西和云南南部,常生长在海拔300-580米的山谷阴湿处草丛中。原产中南美洲,东南亚广泛有分布。
用途(Use):全草药用,有清热解毒、利水通淋之效,可治尿路结石、尿路感染、风湿筋骨痛、喉炎、急性结膜炎、痈疖肿痛等症(《海南植物志》)。兽药治牛猪疮疖肿毒、喘咳下痢(《云南植物志》)。
引自中国植物志英文版:FOC Vol. 17 Page 3     
Stachytarpheta jamaicensis (Linnaeus) Vahl, Enum. Pl. 1: 206. 1804.
假马鞭 jia ma bian| Verbenaceae  | Stachytarpheta
Verbena jamaicensis Linnaeus, Sp. Pl. 1: 19. 1753.
Subshrubs or robust perennial herbs, 0.6-2 m tall. Branches 4-angled when young, sparsely pubescent to subglabrous. Petiole winged; leaf blade elliptic to oblong-ovate, 2.4-8 X 4.5 cm, papery, subglabrous, base elongated, margin serrate, apex acuminate, veins 5 or 6 pairs. Spikes few to 20 cm or longer; bracts ca. 5 mm, membranous. Calyx ca. 6 mm, glabrous. Corolla dark blue; tube 7-12 mm, slightly curved. Capsules included in calyx.
Shaded grassy places in valleys; 300-600 m. Naturalized weed in Fujian, Guangdong, Guangxi, Hainan, Taiwan, Yunnan [tropical America, naturalized throughout tropics].
Medicinal.
 假马鞭Stachytarpheta jamaicensis

假马鞭Stachytarpheta jamaicensis

假马鞭Stachytarpheta jamaicensis
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