毛萼獐牙菜Swertia hispidicalyx
中文名(Chinese Name):毛萼獐牙菜
学名(Scientific Name):Swertia hispidicalyx Burk.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):龙胆科Gentianaceae獐牙菜属Swertia
形态特征(Description):一年生草本,高5-25厘米。主根明显。茎从基部多分枝,铺散,斜升,四棱形,常带紫色。基生叶在花期枯存;茎生叶无柄,披针形至窄椭圆形,长9-15毫米,宽2-5毫米,先端钝,边缘有时外卷,具短硬毛,基部半抱茎,下面具1-3脉,中脉上常具短硬毛。圆锥状复聚伞花序开展,多花,几乎占据了整个植株;花梗常带紫色,直立,四棱形,长达3.5厘米;花5数,直径1-1.2厘米;花萼绿色,略短于花冠,裂片卵形至卵状披针形,长7-9毫米,先端急尖,边缘具短硬毛,背面具3脉,中脉上疏生短硬毛;花冠淡紫色或白色,裂片卵形,长6.5-11毫米,先端急尖或钝,基部具2个腺窝,腺窝倒向囊状,即囊的口部向着裂片基部,边缘具柔毛状流苏;花丝扁平,长5-6毫米,基部稍增宽,花药矩圆形,长约1.5毫米;子房无柄,卵形,花柱细长,柱头2裂,裂片线形。蒴果无柄,卵形,长12-16毫米,先端急尖;种子深褐色,矩圆形,长约0.8毫米,平滑。花果期8-10月。
分布(Distribution):产我国西藏。生于山坡、河边、草原潮湿处、高山草地,海拔3400-5200米。模式标本采自西藏拉萨。尼泊尔也有分布。
用途(Use):
引自中国植物志英文版:FOC Vol. 16 Page 122
Swertia hispidicalyx Burkill, J. & Proc. Asiat. Soc. Bengal. 2: 321. 1906.
毛萼獐牙菜 mao e zhang ya cai| Gentianaceae | Swertia
Annuals 5-25 cm tall. Roots yellow, fibrous. Stems procumbent to ascending, branched. Basal leaves withered at anthesis. Stem leaves sessile, lanceolate to narrowly elliptic, 0.9-1.5 cm × 2-5 mm, base obtuse and subamplexicaul, margin slightly revolute, apex obtuse, veins 1-3. Inflorescences many-flowered panicles formed by the whole plant. Flowers 5merous. Pedicel erect, to 3.5 cm, subquadrangular. Calyx tube 1-1.5 mm; lobes ovate-lanceolate to ovate, 7-9 mm, apex acute, veins 3. Corolla pale purple, 1-1.2 cm in diam., tube 1-1.5 mm; lobes ovate, 7-11 mm, apex acute to obtuse. Nectaries 2 per corolla lobe, pocket-shaped and opening toward base of corolla, with a suborbicular scale and many short fimbriae. Filaments 5-7 mm, basally much enlarged, free; anthers ellipsoid, 1-1.5 mm. Style 3-4 mm, slender; stigma lobes capitate. Capsules ovoid-ellipsoid, 1.2-1.6 cm. Seeds dark brown, ellipsoid, 0.8-1 mm; seed coat smooth. Fl. and fr. Aug-Oct.
3400-5200 m. Xizang [Nepal]
(责任编辑:徐晔春)
学名(Scientific Name):Swertia hispidicalyx Burk.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):龙胆科Gentianaceae獐牙菜属Swertia
形态特征(Description):一年生草本,高5-25厘米。主根明显。茎从基部多分枝,铺散,斜升,四棱形,常带紫色。基生叶在花期枯存;茎生叶无柄,披针形至窄椭圆形,长9-15毫米,宽2-5毫米,先端钝,边缘有时外卷,具短硬毛,基部半抱茎,下面具1-3脉,中脉上常具短硬毛。圆锥状复聚伞花序开展,多花,几乎占据了整个植株;花梗常带紫色,直立,四棱形,长达3.5厘米;花5数,直径1-1.2厘米;花萼绿色,略短于花冠,裂片卵形至卵状披针形,长7-9毫米,先端急尖,边缘具短硬毛,背面具3脉,中脉上疏生短硬毛;花冠淡紫色或白色,裂片卵形,长6.5-11毫米,先端急尖或钝,基部具2个腺窝,腺窝倒向囊状,即囊的口部向着裂片基部,边缘具柔毛状流苏;花丝扁平,长5-6毫米,基部稍增宽,花药矩圆形,长约1.5毫米;子房无柄,卵形,花柱细长,柱头2裂,裂片线形。蒴果无柄,卵形,长12-16毫米,先端急尖;种子深褐色,矩圆形,长约0.8毫米,平滑。花果期8-10月。
分布(Distribution):产我国西藏。生于山坡、河边、草原潮湿处、高山草地,海拔3400-5200米。模式标本采自西藏拉萨。尼泊尔也有分布。
用途(Use):
引自中国植物志英文版:FOC Vol. 16 Page 122
Swertia hispidicalyx Burkill, J. & Proc. Asiat. Soc. Bengal. 2: 321. 1906.
毛萼獐牙菜 mao e zhang ya cai| Gentianaceae | Swertia
Annuals 5-25 cm tall. Roots yellow, fibrous. Stems procumbent to ascending, branched. Basal leaves withered at anthesis. Stem leaves sessile, lanceolate to narrowly elliptic, 0.9-1.5 cm × 2-5 mm, base obtuse and subamplexicaul, margin slightly revolute, apex obtuse, veins 1-3. Inflorescences many-flowered panicles formed by the whole plant. Flowers 5merous. Pedicel erect, to 3.5 cm, subquadrangular. Calyx tube 1-1.5 mm; lobes ovate-lanceolate to ovate, 7-9 mm, apex acute, veins 3. Corolla pale purple, 1-1.2 cm in diam., tube 1-1.5 mm; lobes ovate, 7-11 mm, apex acute to obtuse. Nectaries 2 per corolla lobe, pocket-shaped and opening toward base of corolla, with a suborbicular scale and many short fimbriae. Filaments 5-7 mm, basally much enlarged, free; anthers ellipsoid, 1-1.5 mm. Style 3-4 mm, slender; stigma lobes capitate. Capsules ovoid-ellipsoid, 1.2-1.6 cm. Seeds dark brown, ellipsoid, 0.8-1 mm; seed coat smooth. Fl. and fr. Aug-Oct.
3400-5200 m. Xizang [Nepal]
(责任编辑:徐晔春)
踩一下[2]
顶一下[9]