Canada's Plant Hardiness Site

Asteraceae daisy family
Cirsium discolor (Muhl. ex Willd.) Spreng.
En: field thistle, pasture thistle;
Fr: chardon discolore, circe discolore

• [=Carduus discolor (Muhl. ex Willd) Nutt.]
• [=Cnicus altissimus Willd. var. discolor (Muhl. ex Willd.) A.Gray]
• [=Cnicus discolor Muhl. ex Willd. - basionym]