Cirsium arvense

Common name(s): Canada thistle

Cirsium arvense
Cirsium arvense

Wildflower Information for Cirsium arvense
Common name(s) Canada thistle
Flowers color: pink   petals: irregular or no obvious petals
Leaves alternate
Peak bloom period June to July
Origin introduced
Similar species
Where to see it
Notes In spite of its common name, this plant was introduced from Europe.
Cirsium arvense
Cirsium arvense
Cirsium arvense
Cirsium arvense
Cirsium arvense
Cirsium arvense
Cirsium arvense
Cirsium arvense
Cirsium arvense
Cirsium arvense
Cirsium arvense
Cirsium arvense – leaves
Cirsium arvense – leaves
Cirsium arvense - leaves
Cirsium arvense – leaves
Cirsium arvense - stem
Cirsium arvense – stem

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