NAS - Nonindigenous Aquatic Species
Committee on the Status of Species at Risk in Ontario, (COSSARO). 2011. COSSARO candidate species at risk evaluation form for pitcher's thistle (Cirsium pitcheri).
Reference Number: 25238 Type: Report Author: Committee on the Status of Species at Risk in Ontario, (COSSARO). Date (year): 2011 Report TitleCOSSARO candidate species at risk evaluation form for pitcher's thistle (Cirsium pitcheri). Publisher: Publisher Location: Pages: 7 pp. URL: Keywords: Cirsium palustre, marsh thistle
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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/15/2024].
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