地蚕Stachys geobombycis

中文名(Chinese Name):地蚕
学名(Scientific Name):Stachys geobombycis C. Y. Wu
英文名(English Common Name):
别名(Chinese Common Name):五眼草
异名(Synonym):
科属(Family & Genus):唇形科(Labiatae)水苏属
形态特征(Description):多年生草本,高40-50厘米;根茎横走,肉质,肥大,在节上生出纤维状须根。茎直立,四稜形,具四槽,在稜及节上疏被倒向疏柔毛状刚毛。茎叶长圆状卵圆形、长4.5-8厘米,宽2.5-3厘米,先端钝,基部浅心形或圆形,边缘有整齐的粗大圆齿状锯齿,上面绿色,散布疏柔毛状刚毛,下面较淡,主沿脉上密被余部疏被疏柔毛状刚毛,侧脉约4对,上面不明显,下面显著,叶柄长1-4.5厘米,密被疏柔毛状刚毛,腹平背凸;苞叶变小,最下一对苞叶与茎叶同形,较小,披针状卵圆形,先端钝,基部圆形,具短柄或近于无柄,上部苞叶微小,菱状披针形,通常比萼短,边缘波齿状,无柄。轮伞花序腋生,4-6花,远离,组成长5-18厘米的穗状花序;苞片少数,线状钻形,微小,长不及0.5毫米,早落;花梗长约1毫米,被微柔毛。花萼倒圆锥形,细小,连齿长5.5毫米,外面密被微柔毛及具腺微柔毛,内面无毛,10脉,明显,次脉在花萼基部多少明显,萼筒长4毫米,齿5,正三角形,等大,长1.5毫米,边缘有具腺微柔毛,先端具胼胝尖头。花冠淡紫至紫蓝色,亦有淡红色,长约1.1厘米,冠筒长约7毫米,圆柱形,等粗,外面在上面被微柔毛余部无毛,内面近基部1/3处有水平向微柔毛环,冠檐二唇形,上唇直伸,长圆状卵圆形,长4毫米,宽2.5毫米,外面被微柔毛,内面无毛,下唇水平开展,轮廓卵圆形,长5毫米,宽4毫米,外面被微柔毛,内面在中部散布微柔毛,3裂,中裂片最大,长卵圆形,宽1.5毫米,侧裂片卵圆形,宽约1.5毫米。雄蕊4,前对稍长,均上升至上唇片之下,花丝丝状,中部以下被微柔毛,花药卵圆形,2室,室略叉开,其后极叉开。花柱丝状,略超出雄蕊,先端相等2浅裂。花盘杯状。子房黑褐色,无毛。花期4-5月。
分布(Distribution):产浙江、福建、湖南、江西、广东及广西;生于海拔170-700米荒地、田地及草丛湿地上。
用途(Use):肉质的根茎可供食用。全草又可入药,治跌打、疮毒、去风毒。
引自植物志英文版:FOC Vol. 17 Page 182
Stachys geobombycis C. Y. Wu, Acta Phytotax. Sin. 10: 222. 1965.
黄花地纽菜 di can | Lamiaceae  | Stachys
Herbs perennial. Rhizomes enlarged, succulent. Stems erect, 40-50 cm, angles and nodes sparsely retrorse pilose-hispid. Petiole of stem leaves 1-4.5 cm; blade oblong-ovate, 4.5-8 × 2.5-3 cm, sparsely pilose-hispid, densely so on abaxial veins, base shallowly cordate or rounded, margin coarsely crenate-serrate, apex obtuse. Spikes 5-18 cm; verticillasters 4-6-flowered, widely spaced; bracteoles few, less than 0.5 mm, early deciduous. Pedicel ca. 1 mm. Calyx obconical, ca. 5.5 mm, densely puberulent, glandular, conspicuously 10-veined; tube ca. 4 mm; teeth deltate to lanceolate-triangular, equal, 1.5-3 mm, margin glandular puberulent. Corolla ca. 1.1 cm; tube ca. 7 mm, cylindric, apex puberulent; upper lip straight, oblong-ovate, ca. 4 × 2.5 mm; lower lip horizontally spreading, ovate, ca. 5 × 4 mm; middle lobe narrowly ovate, ca. 1.5 mm wide, sparsely puberulent; lateral lobes ovate, ca. 1.5 mm wide. Stamens included; filaments puberulent below middle. Ovary black-brown, glabrous. Fl. Apr-May.
* Broad-leaved forests, waste areas, wet grasslands; 200-700 m. Fujian, Guangdong, Guangxi, Hubei, Hunan, Jiangxi, Zhejiang.
 地蚕Stachys geobombycis

地蚕Stachys geobombycis
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