紫斑蝴蝶草Torenia fordii

中文名(Chinese Name):紫斑蝴蝶草
学名(Scientific Name):Torenia fordii Hook. f.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):玄参科(Scrophulariaceae)蝴蝶草属
形态特征(Description):直立粗壮草本,全体被柔毛,高25-40厘米。叶具长1-1.5厘米之柄;叶片宽卵形至卵状三角形,长3-5厘米,宽2.5-4厘米,上面疏被白色柔毛,下面以脉上较多,边缘具三角状急尖的粗锯齿,先端略尖,基部突然收狭成宽楔形。总状花序顶生;花梗长约1厘米,果期长可达2厘米;苞片长卵形,长0.5-1厘米,多少包裹花梗,先端渐尖,边缘具缘毛;萼倒卵状纺锤形,长约1.2厘米,宽5-7毫米,果期长达1.8厘米,宽8毫米,具5翅,翅宽彼此不等,其中有2枚较宽,可达2毫米,翅上被缘毛;萼齿2枚,近于相等,卵状三角形,先端渐尖,果期开裂成5枚长约7毫米、宽约2.6毫米、先端渐尖之齿;花冠黄色,长1.5-1.8厘米,上唇长约4毫米,宽约5毫米,浅裂或微凹;下唇三裂片彼此近于相等,长约3毫米,宽约3.5毫米,先端钝圆,两侧裂片先端蓝色,中裂片先端橙黄色;前方一对花丝各具1枚齿状附属物。蒴果圆柱状,两侧扁,具4槽,长9-11毫米,宽2-3毫米。花果期7-10月。
分布(Distribution):分布于广东、江西、湖南、福建等省,生于山边,溪旁或疏林下。
用途(Use):
引自中国植物志英文版:FOC Vol. 18 Page 38     
Torenia fordii J. D. Hooker, Bot. Mag. 111: t. 6797B. 1885.
紫斑蝴蝶草 zi ban hu die cao| Scrophulariaceae  | Torenia
Herbs, 25-40 cm tall, villous. Stems erect, stout. Petiole 1-1.5 cm; leaf blade broadly ovate to ovate-triangular, 3-5 X 2.5-4 cm, white and sparsely hairy, base abruptly constricted and broadly cuneate, margin coarsely triangular acute-serrate. Racemes terminal; bracts oblong-ovate, 5-10 mm, somewhat enveloping pedicel, margin ciliate, apex acuminate. Pedicel ca. 1 cm, to 2 cm in fruit. Calyx obovate-fusiform, ca. 12 X 5-7 mm, ca. 1.8 X 0.8 cm in fruit, 5-winged; wings unequal in width, 2 wider wings to 2 mm; lobes 5, short, more evident in fruit, subequal, ovate-triangular, apex acuminate. Corolla yellow, 1.5-1.8 cm; lower lip lobes rotund, ca. 3 X 3.5 mm, middle lobe apically orange-colored, lateral lobes distally blue; upper lip ca. 4 X 5 mm, emarginate. Anterior stamens appendages toothlike. Capsule cylindric, 9-11 X 2-3 mm, compressed, 4-furrowed. Fl. and fr. Jul-Oct.
* Mountain slopes, sparse forests, along streams; low elevations. Fujian, Guangdong, Hunan, Jiangxi.
 紫斑蝴蝶草Torenia fordii

紫斑蝴蝶草Torenia fordii

紫斑蝴蝶草Torenia fordii
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