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中国杜鹃花属火红杜鹃亚组的研究

胡文光   

  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:1990-09-10 发布日期:1990-09-10
  • 通讯作者: 胡文光

A Study on the Genus Rhododendron L. Subsection Neriiflora Sleumer in China

Hu Wen-Kuang   

  • Received:1900-01-01 Revised:1900-01-01 Online:1990-09-10 Published:1990-09-10
  • Contact: Hu Wen-Kuang

摘要:

火红杜鹃亚组是杜鹃花属中常绿杜鹃亚属的一个较大的亚组,含27种、8亚种和24变种。本
文根据形态特征、种的亲缘关系和地理分布,将所有的种分为4个植物群,并讨论了它们的演化。其中最后的一群即植物群D在形态演化上有较为进化的特征。本亚组植物的现代分布中心在中国西南部的横断山区。

关键词: 杜鹃花属, 火红杜鹃亚组, 演化, 形态特征, 分布

Abstract:

 The subsection Neriiflora Sleumer is one of the largest subsections of Rhododen-
dron subgenus Hymenanthes, containing 27 species, 8 subspecies and 24 varieties.   All the
species are divided into four groups according to morphological characters, relationships am-
ong the species and their geographical distribution.   The evolution and relationships of the
group are discussed.  The Group D is of highly specialized morphological characters.  The
subsection has its modern distribution center in the  Hengduan  Mountains  in   south-western
China.

Key words: Rhododendron, subsection Neriiflora, evolution, morphological character, distribution