More Canada Thistle
Page Last Updated: January 16 2016
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Canada Thistle - flower head approx. 2 cm - leaves 12 to 20 cm - height 30 to 150 cm - Lower Don Valley (Crother's Woods) - October 2009
Canada Thistle - flower head approx. 2 cm - leaves 12 to 20 cm - height 30 to 150 cm - Lower Don Valley (Crother's Woods) - July 2009
Canada Thistle -  gall approx. 3 cm - houses Thistle Gall Fly larva - Lower Don Valley (Crother's Woods) - August 2009
Canada Thistle - flower head approx. 2 cm - leaves 12 to 20 cm - height 30 to 150 cm - Beaver Creek (Richmond Hill) - June 2009
Canada Thistle - flower head approx. 2 cm - leaves 12 to 20 cm - height 30 to 150 cm - Lower Don Valley (Crother's Woods) - August 2010
Canada Thistle - flower head approx. 2 cm - leaves 12 to 20 cm - height 30 to 150 cm - Guildwood Park - October 2010
Canada Thistle - flower head approx. 2 cm - leaves 12 to 20 cm - height 30 to 150 cm - Leslie Spit - August 2008