| 1a | Capitula discoid | Gynoxys , discoid group |
| 1b | Capitula radiate | 2 |
| 2a | Leaves, stems (in young shoots) and involucres with stellate hairs | Gynoxys , Praegynoxys group |
| 2b | Leaves, stems (in young shoots) and involucres with simple hairs | Gynoxys , Gynoxys s.str. group |
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