天目地黄Rehmannia chingii

中文名(Chinese Name):天目地黄
学名(Scientific Name):Rehmannia chingii Li
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):玄参科(Scrophulariaceae)地黄属
形态特征(Description):植体被多细胞长柔毛,高30-60厘米,茎单出或基部分枝。基生叶多少莲座状排列,叶片椭圆形,长6-12厘米,宽3-6厘米,纸质,两面疏被白色柔毛,边缘具不规则圆齿或粗锯齿,抑或为具圆齿的浅裂片,先端钝或突尖,基部楔形,逐渐收缩成长2-7厘米具翅的柄;茎生叶外形与基生叶相似,向上逐渐缩小。花单生,连同花梗总长超过苞片;花梗长1-4厘米,多少弯曲而后上升,与萼同被多细胞长柔毛及腺毛;萼长1-2厘米;萼齿披针形或卵状披针形,先端略尖;后方3枚稍长,中间的1枚长1-1.2厘米,两侧的长0.5-0.8厘米;前方2枚长0.3-0.7厘米,彼此近于相等;花冠紫红色,长5.5-7厘米,外面被多细胞长柔毛;上唇裂片长卵形,先端略尖或钝圆,长1.4-1.8厘米;下唇裂片长椭圆形,先端尖或钝圆,中裂片长约2厘米,宽1.4厘米,侧裂片稍小;雄蕊后方一对稍短,其花丝基部被短腺毛,前方一对稍长,其花丝无毛;药室矩圆形,长约1.5毫米,基部叉开成一直线;花柱顶端扩大,先端尖或钝圆。蒴果卵形,长约1.4厘米,具宿存的花萼及花柱。种子多数,卵形至长卵形,长约1.1毫米,具网眼。花期4-5月,果期5-6月。
分布(Distribution):分布于浙江、安徽,生于拔海190-500米之山坡、路旁草丛中。
用途(Use):
引自中国植物志英文版:FOC Vol. 18 Page 54     
Rehmannia chingii H. L. Li, Taiwania. 1: 78. 1948.
天目地黄 tian mu di huang| Scrophulariaceae  | Rehmannia
Herbs, 30-60 cm tall, villous. Stems simple or branched. Basal leaves subrosulate; petiole 2-7 cm, winged; leaf blade elliptic, 6-12 X 3-6 cm, sparsely white villous, base cuneate and gradually attenuate, margin irregularly crenate, coarsely serrate, or crenate. Stem leaves similar to basal leaves, gradually decreasing in size upward. Flowers exceeding bract. Pedicel villous, with eglandular and glandular hairs. Bracteoles absent. Calyx 1-2 cm; lobes lanceolate to ovate-lanceolate, villous with eglandular and glandular hairs; lower 2 lobes 3-7 mm, subequal; upper 3 lobes slightly longer than lower lobes, middle lobe 1-1.2 cm; lateral lobes 5-8 mm. Corolla purple-red, 5.5-7 cm, outside villous; tube inflated; lower lip narrowly elliptic, apex acute to rounded, middle lobe ca. 2 X 1.4 cm, lateral lobes slightly smaller than other lobes; upper lip lobes ovate, 1.4-1.8 cm, apex subacute to rounded. Stamens 4; filaments basally short glandular hairy. Capsule ovoid, ca. 1.4 cm. Seeds ovoid to narrowly ovoid, ca. 1 mm. Fl. Apr-May, fr. May-Jun.
* Grassland on mountain slopes, trailsides; 100-500 m. Anhui, Jiangxi, Zhejiang.
 天目地黄Rehmannia chingii

天目地黄Rehmannia chingii

天目地黄Rehmannia chingii
(责任编辑:徐晔春)

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