Canada's Plant Hardiness Site

Synonymy

Asteraceae daisy family
Cirsium horridulum var. horridulum Michx.
En: horrid thistle, yellow thistle, bristly thistle;
Fr:
  • [=Carduus spinosissimus Walter]
  • [=Cirsium horridulum Michx. var. elliottii Torrey & A.Gray]

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