Cirsium undulatum

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1Botany / Thistle / Biology / Cirsium undulatum / Cirsium neomexicanum / Invasive plant species / Flora / Cirsium

Canada Thistle Cirsium arvense L. Identification: Canada thistle is a perennial plant that starts out as a rosette and can

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Source URL: www.fws.gov

Language: English - Date: 2013-04-19 14:01:40
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