Introduced: North America
Native: No
Green
Worldwide
Location: No Information
 | Xanthium strumarium Common Names common cockleburr Family Composites, Sunflower Flower Color Green Plant Type Forb Introduced North America Native No Weed Yes |
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| Xanthium strumarium Common Names common cockleburr Family Composites, Sunflower Flower Color Green Plant Type Forb Introduced North America Native No Weed Yes |
 | Chondrilla juncea Common Names rush skeletonweed Family Composites, Sunflower Flower Color Yellow Plant Type Forb Introduced Yes Native No Weed Yes |
 | Carduus nutans Common Names musk thistle Family Composites, Sunflower Flower Color Purple Plant Type Forb Introduced Yes Weed Yes |
 | Centaurea maculosa Common Names spotted knapweed Family Composites, Sunflower Plant Type Forb Native No Weed Yes |
 | Iva xanthifolia Common Names marshelder Family Composites, Sunflower Plant Type Forb Native No Weed Yes |
 | Centaurea diffusa Common Names diffuse knapweed Family Composites, Sunflower Flower Color Light Pink Plant Type Forb Native No Weed Yes |
 | Senecio vulgaris Common Names common groundsel, old-man-in-the-Spring Family Composites, Sunflower Flower Color White, yellow Plant Type Forb Native No Weed Yes |
 | Sonchus oleraceus Common Names annual sowthistle Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native No Weed Yes |
 | Centaurea solstitialis Common Names yellow starthistle Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native No Weed Yes |
 | Matricaria matricarioides Common Names pineappleweed Family Composites, Sunflower Plant Type Forb Native North America Weed Yes |
| Lygodesmia juncea Common Names rush skeletonplant Family Composites, Sunflower Flower Color Light purple Plant Type Forb Native Yes Weed Yes |