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Family: asteraceae
Common name(s): Nodding Thistle
Hardiness ratings: USDA zone 3 - 11 
General resources
Links for Carduus nutans
- Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 3-11)
 (14 photos)
- Garden.org - Community-assembled plant profile (12 photos)
- Illinois Wildflowers - Informative illustrated page with description and cultivation details, also covering range and faunal associations. (3 photos)
- Kansas Wildflowers & Grasses - Plant portrait with botanical details and description (9 photos)
- Missouri Plants - Description and photographs of botanical features, with notes about habitat and native status. (14 photos)
- Southwest Colorado Wildflowers - Photos and botanical information about the species/genus. (7 photos)
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