栏目

杭州石荠苎Mosla hangchowensis Matsuda

杭州石荠苎Mosla hangchowensis Matsuda

别名:杭州荠苧;杭州荠薴;杭州石荠苧;

科名:唇形科 Labiatae

属名:石荠苎属 Mosla

《中国植物志》第66卷290页
  2.杭州石荠苎
  Mosla hangchowensis Matsuda in Bot. Mag. Tokyo 26: 344. 1912: H. W. Li in Act. Phytotax. Sin. 12(2): 212. 1974——Orthodon hangchowensis(Matsuda)C. Y. Wu in Act. Phytotax. Sin. 10 (3): 230. 1965; Sun ex C. H. Hu in ibid. 11(1): 46. 1965.
形态特征:一年生草本。茎高50—60厘米,多分枝,分枝纤弱,茎、枝均四棱形,被短柔毛及棕色腺体,有时具混生的平展疏柔毛。叶披针形,长1.5—4.2厘米,宽0.5—1.3厘米,先端急尖,基部宽楔形,边缘具疏锯齿,纸质,上面榄绿色,下面灰白色,两面均被短柔毛及满布的棕色凹陷腺点;叶柄长0.5—1.4厘米,腹凹背凸,被短柔毛及棕色凹陷腺点。总状花序顶生于主茎及分枝上,长1—4厘米,密花或有时疏花;苞片大,宽卵形或近圆形,长5—6毫米,宽4—5毫米,先端急尖或尾尖,下面具凹陷的腺点,边缘具睫毛,绿色或紫色;花梗短,被短柔毛。花萼钟形,长约3.5毫米,宽约2.5毫米,外被疏柔毛,内面无毛,萼齿5,披针形,长约为花萼长3/4,后齿略长。花冠紫色,为花萼长之3倍,外面被短柔毛,内面在下唇之下方冠筒上略被短柔毛,冠檐二唇形,上唇微缺,下唇3裂,中裂片大,反折向下,圆形,内面被短柔毛,侧裂片较小,直立,卵形。雄蕊4,后对着生于上唇基部,微伸出,花丝扁平无毛,较花药为短,花药线形,2室,室略叉开,长约2毫米,药隔明显,前对雄蕊较小,着生于下唇中裂片摹部,不育。花柱超出花冠上唇,先端近相等2裂,裂片线形。花盘前方呈指状膨大。小坚果球形,直径约2.1毫米,淡褐色,具深窝点。花、果期6—9月。
产地分布:产浙江。模式标本采自浙江杭州。
参考文献:MoslahangchowensisMatsudainBot.Mag.Tokyo26:344,1912;H.W.LiinAct.Phytotax.Sin.12(2):212.1974——Orthodonhangchowensis(Matsuda)C.Y.WuinAct.Phytotax.Sin.10(3):230.1965;SunexC.H.Huinibid.11(1):46.1965.

《Flora of China》 Vol. 17 (1994)
Mosla hangchowensis  Matsuda
杭州石荠苎   hang zhou shi qi zhu
Stem 50-60 cm tall, much branched, pubescent, brown glandular sometimes intermixed with spreading pilose hairs. Petiole 5-14 mm; leaf blade lanceolate, 1.5-4.2 cm × 5-13 mm, papery, glandular, adaxially olive green, abaxially gray, pubescent, impressed brown glandular, base broadly cuneate, margin remotely serrate, apex acute. Racemes 1-4 cm, usually many flowered; bracts broadly ovate to subcircular, 5-6 × 4-5 mm, green or purple, margin ciliate, apex acute to caudate. Pedicel pubescent. Calyx ca. 3.5 × 2.5 mm, pilose, teeth long subulate to lanceolate, ca. 3/4 as long as calyx. Corolla purple, ca. 3 × as long as calyx, pubescent; middle lobe of lower lip reflexed, circular, pubescent; lateral lobes erect, ovate. Posterior stamens inserted on base of upper lip, slightly exserted, anterior stamens inserted on base of lower lip; filaments shorter than anthers; anthers linear, cells divergent, ca. 2 mm, connectives distinct. Style exserted. Nutlets brownish, globose, ca. 2.1 mm in diam., pitted with small depressions. Fl. and fr. Jun-Sep.
* Roadsides. Zhejiang

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