摘要
本文对新疆石竹亚科所含10属(共计77种,1变种)植物的分布、生境及系统位置作了详细的论述,并与新疆毗邻的哈萨克斯坦作了比较。通过研究指出新疆石竹亚科植物区系组成具有以下特征:(1)种类丰富;(2)属于中亚成分,其中以准噶尔—土兰成分和中亚—新疆—西西伯利亚成分占主要地位;(3)新疆石竹亚科植物区系与哈萨克斯坦近缘;(4)分化较强烈,特有成分丰富;(5)生态型组成复杂;(6)以旧世界温带分布属占主要地位;(7)南北疆分布种数悬殊;(8)单种属丰富。
The author made a detailed discuss on the geographical distribution, habitat and system of 10 genera (including 77 species and 1 variety)of subfamily Silenoideae in Xinjiang. The article points out the flora composition of subfamily Silenoideae has following features: (1)The species of subfamily Silenoideae are abundant. (2)It belongs to the Middle Asia species. (3)The flora is close to Kazakstan. (4)Remarkable differentiation and prolific endemic elements. (5)Complicated composition of ecotype. (6)It is important that genera of old world temperate zone distributed. (7)Species dispersed of south and north in Xinjiang are great disparity. (8)The genera of individually species are rich.
出处
《干旱区研究》
CSCD
北大核心
1992年第4期63-68,共6页
Arid Zone Research
关键词
石竹亚科
区系
分布
新疆
subfamily
Silenoideae
distribution
system
flora
organisms' habits
Xinjiang
