Canada Thistle Cirsium arvense

Other common names: Creeping Thistle Other scientific names: Carduus arvensis, Cirsium lanatum, Cnicus arvensis, Serratula arvensis Family: Composite Family (Asteraceae) Group: Thistles Flowers: Summer;  Blue/Violet;  Indistinguishable parts (petals) Leaves: Alternate, Simple Habitat: Fields and Open Areas Books: Newcomb's Wildflower Guide: 430    Native/Non-native: Non-native Origin and Meaning of Names:  Scientific Name: arvense: of cultivated ground For more information visit: Ontario Wildflowers Photographs: 155 photographs available, of which 14 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS. Range Map is at the bottom of the page

Plants ● Thistles