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CCDB → Angiosperms → Compositae → Senecio → Senecio laetus Edgew.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Senecio laetus Edgew. | Senecio laetus Edgew. | 20 | IAPT/IOPB | IAPT/IOPB Chromosome Data 12 | |||
| Senecio laetus Edgew. | Senecio laetus Edgew. | 20(1) | Asteracea | Mehra, P. N. et al. 1965 Caryologia | |||
| Senecio laetus Edgew. | Senecio laetus Edgew. | 20(1) | Asteracea | Jeffrey 1992 Kew Bulletin |