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细叶益母草Leonurus sibiricus

时间:2013-09-25 13:12来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):细叶益母草 学名( Scientific Name ): Leonurus sibiricus L. 英文名( English Common Name ): honeyweed 别名( Chinese Common Name ): 风葫芦草 异名( Synonym ): Leonurus sibiricus var. grandiflora Benth. Leon
中文名(Chinese Name):细叶益母草
学名(Scientific Name):Leonurus sibiricus L.
英文名(English Common Name):honeyweed
别名(Chinese Common Name):风葫芦草
异名(Synonym): Leonurus sibiricus var. grandiflora Benth.  Leonurus manshuricus Yabe  Lamium sibiricum (L.) Cordem.  Leonurus occidentalis Colla  Leonurus sibiricus var. glaber Krestovsk.  Leonurus sibiricus var. grandiflorus Benth.  Panzeria angustifolia Raf.  Panzeria multifida Moench  Panzeria sibirica Steud.  Phlomis sibirica (L.) Medik.
科属(Family & Genus):唇形科(Labiatae)益母草属
形态特征(Description):一年生或二年生草本,有圆锥形的主根。茎直立,高20-80厘米,钝四棱形,微具槽,有短而贴生的糙伏毛,单一,或多数从植株基部发出,不分枝,或于茎上部稀在下部分枝。茎最下部的叶早落,中部的叶轮廓为卵形,长5厘米,宽4厘米,基部宽楔形,掌状3全裂,裂片呈狭长圆状菱形,其上再羽状分裂成3裂的线状小裂片,小裂片宽1-3毫米,上面绿色,疏被糙伏毛,叶脉下陷,下面淡绿色,被疏糙伏毛及腺点,叶脉明显凸起且呈黄白色,叶柄纤细,长约2厘米,腹面具槽,背面圆形,被糙伏毛;花序最上部的苞叶轮廓近于菱形,3全裂成狭裂片,中裂片通常再3裂,小裂片均为线形,宽约1-2毫米。轮伞花序腋生,多花,花时轮廓为圆球形,径3-3.5厘米,多数,向顶渐次密集组成长穗状;小苞片刺状,向下反折,比萼筒短,长4-6毫米,被短糙伏毛;花梗无。花萼管状钟形,长8-9毫米,外面在中部密被疏柔毛,余部贴生微柔毛,内面无毛,脉5,显著,齿5,前2齿靠合,稍开张,钻状三角形,具刺尖,长3-4毫米,后3齿较短,三角形,具刺尖,长2-3毫米。花冠粉红至紫红色,长约1.8厘米,冠筒长约0.9厘米,外面无毛,内面近基部1/3有近水平向的鳞毛状的毛环,冠檐二唇形,上唇长圆形,直伸,内凹,长约1厘米,宽约0.5厘米,全缘,外面密被长柔毛,内面无毛,下唇长约0.7厘米,宽约0.5厘米,比上唇短1/4左右,外面疏被长柔毛,内面无毛,3裂,中裂片倒心形,先端微缺,边缘薄膜质,基部收缩,侧裂片卵圆形,细小。雄蕊4,均延伸至上唇片之下,平行,前对较长,花丝丝状,扁平,中部疏被鳞状毛,花药卵圆形,2室。花柱丝状,略超出于雄蕊,先端相等2浅裂,裂片钻形。花盘平顶。子房褐色,无毛。小坚果长圆状三棱形,长2.5毫米,顶端截平,基部楔形,褐色。花期7-9月,果期9月。
分布(Distribution):产内蒙古、河北、山西及陕西;生于海拔1500米以下石质及砂质草地上及松林中。俄罗斯、蒙古也有。
用途(Use):引自植物志英文版: FOC Vol. 17
Leonurus sibiricus Linnaeus, Sp. Pl. 2: 584. 1753.
细叶益母草 xi ye yi mu cao | Lamiaceae  | Leonurus
Leonurus manshuricus Yabe; L. sibiricus var. grandiflora Bentham.
Herbs annual or biennial. Stems erect, 20-80 cm, appressed strigose. Lower stem leaves early deciduous. Petiole of mid stem leaves ca. 2 cm; leaf blade ovate, ca. 5 × 4 cm, sparsely strigose, abaxially glandular, base broadly cuneate, 3-palmatisect; lobes narrowly oblong-rhombic, 3-lobulate, lobules linear, 1-3 mm wide; veins yellowish white abaxially. Verticillasters many flowered, 3-3.5 cm in diam.; upper floral leaves subrhombic, 3-palmatisect; lobes narrow, with 3 linear lobules 1-2 mm wide; bracteoles spiny, reflexed, shorter than calyx tube, 4-6 mm, strigose. Flowers sessile. Calyx tubular-campanulate, 8-9 mm, densely pilose at middle otherwise appressed puberulent; anterior teeth slightly spreading, subulate-triangular, 3-4 mm, apex spinescent; posterior teeth triangular, 2-3 mm, apex spinescent. Corolla white or reddish to purple-red, ca. 1.8 cm; tube ca. 9 mm, glabrous, scaly annulate inside; limb densely villous, glabrous inside; upper lip oblong, straight, concave, ca. 10 × 5 mm, margin entire; lower lip ca. 7 × 5 mm, 3/4 as long as upper lip; middle lobe obcordate, base constricted, margin membranous, apex emarginate; lateral lobes ovate. Filaments sparsely scaly. Nutlets brown, oblong, triquetrous, ca. 2.5 mm, base cuneate, apex truncate. Fl. Jul-Sep, fr. Sep.
Stony or sandy grasslands, Pinus forests; 0-1500 m. Hebei, Nei Mongol, Shaanxi, Shanxi [Mongolia, Russia].






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