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越南铁线莲属一新种
作者姓名:Nguyen  Yhi  DO
作者单位:Institute of Ecology and Biological Resources, Vietnam National Centre for Natural Science and Technology, Hanoi, Vietnam
摘    要:本文描述的产于越南的毛茛科Ranunculaceae铁线莲属Clematis一新种C. hagiangensis N. T. Do是欧亚大陆第一个具单性花的种, 在花构造方面与单性铁线莲组单性铁线莲亚组sect. Aspidanthera Spach subsect. Dioicae (Prantl) W. T. Wang的种类近缘, 但叶均为单叶, 萼片呈卵形或宽卵形而不同。在单性铁线莲亚组的种, 叶通常为复叶, 只在C. dimorphophylla W. T. Wang和C. variifolia W. T. Wang同时为单叶和复叶, 此外萼片呈长圆形、倒披针形或狭卵形。

关 键 词:铁线莲属  单性铁线莲组  毛茛科  新种  越南
收稿时间:09 16 2005 12:00AM
修稿时间:09 27 2005 12:00AM

Clematis hagiangensis N. T. Do, a new species of Ranunculaceae from Vietnam
Nguyen Yhi DO.Clematis hagiangensis N. T. Do, a new species of Ranunculaceae from Vietnam[J].Acta Phytotaxonomica Sinica,2006,44(5):595-597.
Authors:Nguyen Thi DO
Institution:Institute of Ecology and Biological Resources, Vietnam National Centre for Natural Science and Technology, Hanoi, Vietnam
Abstract:Clematis hagiangensis N. T. Do, a new species of the Ranunculaceae, is described from Vietnam. In floral structure this new species is related to the American species of sect. Aspidanthera subsect. Dioicae, but differs in its simple leaves and ovate or broadly ovate sepals. This section is newly recorded in the Eurasian continent.
Keywords:Clematis  Clematis sect  Aspidanthera  Ranunculaceae  new species  Vietnam
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