Cirsium palustre

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Legend for Species Pages

Marsh Thistle

Cirsium palustre (L,) Scopoli
  • ANPC Rank –
  • Moss, Flora of Alberta – No
  • Global Invasive Species Database – No
  • NatureServe Rank – Medium
  • Haber, Upland – No
  • Haber, Wetland – No
  • CWF, Status & Invasive Range – High in BC, Minor in Great Lakes basin, ON, NF, NS
  • Alberta Revegetation Guidelines – No
  • The Nature Conservancy – No
  • CBCN – No
  • AB Weed – Prohibited Noxious


Forms dense monocultural stands.

[1] Link to USDA Plants Database, Cirsium palustre (L.) Scop.

[2] Link to NatureServe I-Rank information, Cirsium palustre - (L.) Scop. Marsh Thistle

Cirsium palustre (L.) Scop. - marsh thistle Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 554. Courtesy of Kentucky Native Plant Society.