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Canadian Thistle

Cirsium arvense

Photo by Rita Doucette
Published on Project Noah
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45.686, -60.7545

Species ID Suggestions

Canadian Thistle

Cirsium arvense

Reference Link
ChristieHeltonWillingham
3

milk thistle

Silybum Adans

Reference Link
BareFeat
1

Milk Thistle

Asteraceae

Reference Link
BareFeat
0

Comments (2)
Ashish
Tricholepis glaberrima
Meik Meißner
Hi Rita, the genus is Carduus http://en.wikipedia.org/wiki/Carduus

Spotted for Missions

Mission
Flowers of North America
Photographed
PublishedMay 31, 2011

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