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翼薊:臺灣新歸化菊科植物

Cirsium vulgare (Compositae), a newly naturalized plant in Taiwan

摘要


本文描述一臺灣新歸化菊科植物-翼薊(Cirsium vulgare(Savi)Tenore)。本種近似於鱗毛薊(C. ferum Kitam.),但根據莖上明顯具翼(wing)與成熟花序直立等特徵,可明顯與鱗毛薊區別。本文提供翼薊的特徵描述、線繪圖、照片、花粉形態、分布圖及其與臺灣產於中高海拔薊屬植物之檢索表,以供鑑定參考。根據前人的研究,翼薊具有潛在入侵性,因此需長期監測族群,並在必要時採取防治措施。

關鍵字

翼薊 菊科 新歸化 臺灣

並列摘要


A newly naturalized species Cirsium vulgare (Savi) Tenore in Taiwan is reported in this article. This species resembles C. ferum Kitam., differs from its stem with clear wings and erect capitula when mature. Description, line drawings, photos, pollen morphology, distribution map and a key to C. vulgare with other congeners of mid-high-altitude distribution in Taiwan are also provided for identification. According to former studies, Cirsium vulgare has highly invasive potential. Therefore, long-term monitoring of population dynamic is required, and take control measures when necessary.

並列關鍵字

Cirsium vulgare Compositae newly naturalized Taiwan

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