细茎母草Lindernia pusilla

中文名(Chinese Name):细茎母草
学名(Scientific Name):Lindernia pusilla (Willd.) Boldingh
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Lindernia stellariifolia Hayata  Lindernia hirta (Cham. et Schltdl.) Pennell  Torenia hirta Cham. et Schltdl.  Vandellia hirta (Cham. et Schltdl.) T. Yamaz.   
科属(Family & Genus):玄参科(Scrophulariaceae)母草属
形态特征(Description):一年生细弱草本,半直立,铺散或有时长蔓,长6-30厘米以上,节间即可长达6厘米以上,茎枝有沟棱,近无毛或有伸展的疏毛而节上有较密的粗毛。叶下部者有短柄,上部者无柄,叶片卵形至心形,偶有圆形,长达12毫米,宽约相等或较狭,顶端急尖或钝,基部楔形至近心形,边缘有少数不明显波状细齿或几全缘,常向背面反卷,上下两面有稀疏压平的粗毛,上面叶脉下陷,下面脉高出。花对生叶腋,在茎枝的顶端作近伞形的短缩总状花序,有花3-5朵,花梗细,长8-15毫米,有疏毛或近于无毛,无小苞片;萼仅基部联合,齿5枚,狭披针形,外被粗毛;花冠紫色,长约9毫米;上唇直立,宽卵形,先端微缺,下唇甚长于上唇,长约5.5毫米,向前伸展;雄蕊4,全育,前方一对花丝细长,其基部膝状弯曲;柱头片状。蒴果卵球形,与宿萼近等长;种子多数,矩圆形,有瘤突。花期5-9月,果期9-11月。
分布(Distribution):分布于我国广东海南岛、广西、云南南部和台湾。生于海拔850-1550米的水流旁潮湿处、田中和林下。印度,非洲和马来西亚也有分布。
用途(Use):
引自中国植物志英文版:FOC Vol. 18 Page 33     
Lindernia pusilla (Willdenow) Boldingh, Zakfl. Java. 165. 1916.
细茎母草 xi jing mu cao | Scrophulariaceae  | Lindernia
Gratiola pusilla Willdenow, Sp. Pl. 1: 105. 1797; Lindernia hirta (Chamisso & Schlechtendal) Pennell; L. stellarifolia Hayata; Torenia hirta Chamisso & Schlechtendal; Vandellia hirta (Chamisso & Schlechtendal) T. Yamazaki.
Annuals, 6-30 cm tall, diffuse, sometimes long stoloniferous. Stems suberect, subglabrous or hairy, densely coarsely hairy on nodes, internodes to 6 cm. Leaves short petiolate below, sessile above; leaf blade ovate, cordate, or occasionally orbicular, to 1.2 cm, sparsely with appressed coarse hairs, base cuneate to subcordate, margin subcrenate or entire, veins impressed on adaxial surface. Inflorescences terminal, subumbellate-racemose, 3-5-flowered. Pedicel slender, 0.8-1.5 cm, pilose to subglabrous. Calyx deeply lobed; lobes lanceolate, coarsely hairy outside. Corolla purple, ca. 9 mm; lower lip ca. 5.5 mm, much longer than upper lip; upper lip broadly ovate, emarginate. Filaments of anterior stamens slender, base geniculate. Stigma 2-lamellate. Capsule ovoid-globose, almost as long as persistent calyx. Seeds oblong, tuberculate. Fl. May-Sep, fr. Sep-Nov.
By water, wet places, rice fields, forests; 800-1600 m. Guangxi, Hainan, Taiwan, S Yunnan [Cambodia, India, Indonesia, Laos, Malay-sia, Myanmar, Nepal, New Guinea, Philippines, Sri Lanka, Thailand, Vietnam].
 细茎母草Lindernia pusilla

细茎母草Lindernia pusilla
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