Cirsium arvense (Canada Thistle)
Cirsium arvense (Canada Thistle)
Observed near Clear Lake.
BC List: Exotic
For more information please see http://linnet.geog.ubc.ca/Atlas/Atlas.aspx?sciname=Cirsium arvense
Photo Information
- Taken with Apple iPhone 5
- Focal Length 4.1 mm
- Exposure Time 1/125
- f Aperture f/2.4
- ISO Speed 50
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