绒苞藤Congea tomentosa

中文名(Chinese Name):绒苞藤
学名(Scientific Name):Congea tomentosa Roxb.
英文名(English Common Name):lluvia de orquideas
别名(Chinese Common Name):
异名(Synonym):Congea tomentosa var. oblongifolia Schauer  Calochlamys capitata C.Presl  Congea azurea Wall.  Congea oblonga Pierre ex Dop  Congea petelotii Moldenke  Congea tomentosa var. nivea Munir  Roscoea villosa Roxb.
科属Family & Genus):马鞭草科(Verbenaceae)绒苞藤属
形态特征Description):攀援状灌木;小枝近圆柱形,幼时密生黄色绒毛,以后变灰白色,有环状节。叶片坚纸质,椭圆形、卵圆形或阔椭圆形,长6-16厘米,宽3-9.5厘米,顶端尖至渐尖,很少钝,基部圆或近心形,表面幼时密生柔毛,老时疏生伏硬毛,至近无毛,背面密生长柔毛,侧脉5-6对,在背面隆起;叶柄长5-13毫米,密生长柔毛。聚伞花序有无柄花(5)-7-(9)朵,紫红色,密生白色长柔毛,常再排成长12-30厘米的圆锥花序;总苞片3-4枚,长圆形、宽椭圆形或倒卵状长圆形,顶端圆或微凹,长2-3厘米,宽0.8-1.2厘米,青紫色,基部连合部分长1-3毫米,密生长柔毛;花萼漏斗状,长约7毫米,外面密生黄色柔毛,内面被伏毛,顶端5裂,裂片长达萼管之半;花冠管长于花萼,除内面喉部有长柔毛环外余无毛;雄蕊4,花丝丝状,极伸出,花药近圆形;子房倒卵形,无毛,顶端有腺体;花柱伸出,柱头2浅裂。核果豌豆大小,顶端凹陷,包藏于稍膨大的宿萼内。
分布(Distribution):产云南的西南部,常生长在海拔600-1200米的疏密林或灌丛中。孟加拉、印度、缅甸、泰国、老挝、越南也有分布。
引自中国植物志英文版:FOC Vol. 17 Page 49   
Congea tomentosa Roxburgh, Pl. Coromandel. 3: 90. 1820.
绒苞藤 rong bao teng| Verbenaceae  | Congea
Congea tomentosa var. oblongifolia Schauer.
Branchlets densely yellowish tomentose when young, becoming grayish. Petiole 5-13 mm, densely tomentose; leaf blade elliptic, broadly elliptic, or ovate, 6-16 X 3-9.5 cm, papery, abaxially densely pilose, adaxially densely pilose when young but becoming sparsely pilose to subglabrous, base rounded to subcordate, margin entire, apex acuminate to acute; veins 5 or 6, abaxially prominent. Cymes (5-)7(-9)-flowered, densely white pilose; involucral bracts 3 or 4, purple, oblong, obovate-oblong, or broadly elliptic, 2-3 0.8-1.2 cm, pubescent, base pilose. Calyx funnelform, ca. 7 mm, lobes 1/2 as long as tube, outside densely pilose, inside pubescent. Corolla, glabrous except pilose in throat, tube longer than calyx. Stamens long exserted. Ovary glabrous. Style exserted. Drupes enclosed in an enlarged calyx. 2n = 34.
Mixed forests; 600-1200 m. SW Yunnan [Bangladesh, India, Laos, Myanmar, Thailand, Vietnam].
 绒苞藤Congea tomentosa

绒苞藤Congea tomentosa

绒苞藤Congea tomentosa
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