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作 者 ：赵一之

期 刊 ：西北植物学报 2002年 1期

关键词：绵刺属；分布区；生态地理分布；区系地理成分；

Keywords:Potaninia, area, ecological geographical distribution, floristic geographic element,

摘 要 ：绘制了绵刺属新的分布区图。阐明了该属的生态地理分布的基本特征和规律。确定了其区系地理成分为“阿拉善-东戈壁”成分。

Abstract:A new map of area of Potaninia was drawn,interpreted basic law and character of ecological geographic distribution of Potaninia and defined floristic geographic element of Potaninia as "Alashan East Gobi" element.

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