庐江毛茛,安徽毛茛科一新种

摘要： 描述了发现自安徽省毛茛科毛茛属一新种，庐江毛茛Ranunculus lujiangensis。此新种与怀宁毛茛R.huainingensis在亲缘关系上甚为相似，与后者的区别在于本种的叶或小叶的裂片全缘或有不明显的浅齿，萼片呈宽船状椭圆形，不具脉，边缘有3~4根毛，子房宽卵形。

关键词: 毛茛科, 毛茛属, 新种, 安徽

Abstract: A species of the genus Ranunculus (Ranunculaceae), Ranunculus lujiangensis, is described as new from Anhui Province. This new species is closely related to R.huainingensis W.T.Wang, Z.Yang & J.Xie, differing from R.huainingensis in its entire or inconspicuously crenulate lobes of leaves or leaflets, broadly cymbiflorm elliptic, not nervate and on margin 3-4-piliferous sepals, and broadly ovate ovaries. In R.huainingensis, the lobes of leaves or leaflets are 1-3-denticulate on margin, the sepals are narrowly elliptic, longitudinally 3-nerved and glabrous, and the ovaries are lanceolate in shape.

Key words: Ranunculaceae, Ranunculus, new species, Anhui Province

中图分类号: 

Q949

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