外来入侵种假臭草的形态学特征和相似种藿香蓟的区别

周云龙

广州：华南师范大学生命科学学院

摘要:

藿香蓟（胜红蓟）和假臭草同属菊科植物，通过比较，两者在叶形、叶片气味、总苞形态、花萼形态和分类位置等方面差异比较明显，文章研究结果可为外来入侵种假臭草的鉴别和治理提供科学的参考依据。

关键词: 假臭草〓藿香蓟〓叶形〓气味〓总苞

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基金项目：

Morphological character of Eupatorium catarium Veldkamp， an Invasive =Alien Species and Comparative Study on Aqeratum conyzoides L. =and E. catarium Veldkamp

zhou yunlong

Abstract:

Eupatorium catarium Veldkamp and Aqeratum conyzoides L. belong to Compositae. The difference is apparent between:(1) leaf shape，(2) leaf smell，(3) total bract，(4) sepal shape，(5) classification by comparative study. The study result is a more important frame reference on the reduce and control of E. catarium Veldkamp, an invasive alien species.

Key words: Eupatorium catarium Veldkamp, Aqeratum conyzoides L., leaf shape, leaf smell, total bract

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