茶菱Trapella sinensis
中文名(Chinese Name):茶菱
学名(Scientific Name):Trapella sinensis Oliv.
英文名(English Common Name):
别名(Chinese Common Name):铁菱角
异名(Synonym):
科属(Family & Genus):胡麻科(Pedaliaceae)茶菱属
形态特征(Description):多年生水生草本。根状茎横走。茎绿色,长达60厘米。叶对生,表面无毛,背面淡紫红色;沉水叶三角状圆形至心形,长1.5-3厘米,宽2.2-3.5厘米,顶端钝尖,基部呈浅心形;叶柄长1.5厘米。花单生于叶腋内,在茎上部叶腋多为闭锁花;花梗长1-3厘米,花后增长。萼齿5,长约2毫米,宿存。花冠漏斗状,淡红色,长2-3厘米,直径2-3.5厘米,裂片5,圆形,薄膜质,具细脉纹。雄蕊2,内藏,花丝长约1厘米,药室2,极叉开,纵裂。子房下位,2室,上室退化,下室有胚珠2颗。蒴果狭长,不开裂,有种子一颗,顶端有锐尖、3长2短的钩状附属物,其中3枚长的附属物可达7厘米,顶端卷曲成钩状,2根短的长0.5-2厘米。花期6月。
分布(Distribution):分布于东北、河北、安徽、江苏、浙江、福建、湖南、湖北、江西、广西,群生于海拔300米左右池塘或湖泊中。在朝鲜、日本、俄罗斯远东地区也有。
用途(Use):
引自中国植物志英文版:FOC Vol. 18 Page 227
Trapella sinensis Oliver in J. D. Hooker, Icon. Pl. 14: pl. 1595. 1887.
茶菱 cha ling| Pedaliaceae | Trapella
Rhizomes horizontal. Stems green, slender, to 60 cm. Leaves opposite, glabrous adaxially, pale purple-red abaxially; petiole 1.5-3 cm; floating leaves 2.5-3 cm wide, apex obtuse-acute; submersed leaves 3-5 cm X 5-7 mm. Pedicel 1-3 cm, elongated at anthesis. Calyx teeth ca. 2 mm, persistent. Corolla pale red, 1-3 X 2-3.5 cm; lobes rounded. Filaments ca. 1 cm; anthers 2-locular, spreading. Fruit with 3 hooklike appendages to 7 cm and 2 erect spines 0.3-2 cm. Fl. Jun. 2n = 50.
Ponds, lakes; to 300 m. Anhui, Fujian, Guangxi, Hebei, Heilongjiang, Hubei, Hunan, Jiangsu, Jiangxi, Jilin, Liaoning [Japan, Korea, Russia (Far East)].
(责任编辑:徐晔春)
学名(Scientific Name):Trapella sinensis Oliv.
英文名(English Common Name):
别名(Chinese Common Name):铁菱角
异名(Synonym):
科属(Family & Genus):胡麻科(Pedaliaceae)茶菱属
形态特征(Description):多年生水生草本。根状茎横走。茎绿色,长达60厘米。叶对生,表面无毛,背面淡紫红色;沉水叶三角状圆形至心形,长1.5-3厘米,宽2.2-3.5厘米,顶端钝尖,基部呈浅心形;叶柄长1.5厘米。花单生于叶腋内,在茎上部叶腋多为闭锁花;花梗长1-3厘米,花后增长。萼齿5,长约2毫米,宿存。花冠漏斗状,淡红色,长2-3厘米,直径2-3.5厘米,裂片5,圆形,薄膜质,具细脉纹。雄蕊2,内藏,花丝长约1厘米,药室2,极叉开,纵裂。子房下位,2室,上室退化,下室有胚珠2颗。蒴果狭长,不开裂,有种子一颗,顶端有锐尖、3长2短的钩状附属物,其中3枚长的附属物可达7厘米,顶端卷曲成钩状,2根短的长0.5-2厘米。花期6月。
分布(Distribution):分布于东北、河北、安徽、江苏、浙江、福建、湖南、湖北、江西、广西,群生于海拔300米左右池塘或湖泊中。在朝鲜、日本、俄罗斯远东地区也有。
用途(Use):
引自中国植物志英文版:FOC Vol. 18 Page 227
Trapella sinensis Oliver in J. D. Hooker, Icon. Pl. 14: pl. 1595. 1887.
茶菱 cha ling| Pedaliaceae | Trapella
Rhizomes horizontal. Stems green, slender, to 60 cm. Leaves opposite, glabrous adaxially, pale purple-red abaxially; petiole 1.5-3 cm; floating leaves 2.5-3 cm wide, apex obtuse-acute; submersed leaves 3-5 cm X 5-7 mm. Pedicel 1-3 cm, elongated at anthesis. Calyx teeth ca. 2 mm, persistent. Corolla pale red, 1-3 X 2-3.5 cm; lobes rounded. Filaments ca. 1 cm; anthers 2-locular, spreading. Fruit with 3 hooklike appendages to 7 cm and 2 erect spines 0.3-2 cm. Fl. Jun. 2n = 50.
Ponds, lakes; to 300 m. Anhui, Fujian, Guangxi, Hebei, Heilongjiang, Hubei, Hunan, Jiangsu, Jiangxi, Jilin, Liaoning [Japan, Korea, Russia (Far East)].
(责任编辑:徐晔春)
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