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Verbena bonariensis L. (Verbenaceae): A Newly Naturalized Plant in Taiwan

臺灣新歸化植物-柳葉馬鞭草

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摘要


Verbena bonariensis L. (Verbenaceae), a species of South American origin, is here reported for the first time from Taiwan. A taxonomic description and a line drawing are prepared. A key to distinguish this plant from V. officinalis L., the only other congeneric species in Taiwan, is provided. The chromosome number in plants of this local population is determined (2n=28).

並列摘要


柳葉馬鞭草(Verbena bonariensis L.)原産南美洲,最近經發現歸化臺北市內湖區。本文描述此新紀錄種之分類性狀、製作檢索表將本種與臺灣平野常見之近緣植物-馬鞭草(V. officinalis L.)的差異予以指出;此外並附繪圖以資辨識,且報導其染色體數目(2n=28)。

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