| In Britain the family Asteraceae (Daisy family) are dicotyledons, with flower petals present and fused. The ovary is inferior.
Leaves have no stipules. Small flowers in dense heads Genera eg. Senecio, Cirsium, Centura, Crepis |
| Cirsium | Stems | Leaves | ||
| flanges | no flanges | shiny | not shiny | |
| C. palustre | X | X | ||
| C. arvense | X | X | ||
| C. vulgare | X | X | ||
Greenboot 
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