CCDB → Angiosperms → Compositae → Senecio → Senecio barba-johannis DC.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Roldana donnell-smithii (J. M. Coult.) H. Rob. & Brettell | Senecio barba-johannis DC. | 60(1) | Asteracea | Powell et al. 1974 Amer. J. Bot. | |||
| Senecio barba-johannis DC. | Senecio barba-johannis DC. | 30(1) | Asteracea | Jansen & S. 1980 Amer. J. Bot. | |||
| Senecio barba-johannis DC. | Senecio barba-johannis DC. | 30 | IPCN online | Jansen, R. K. & T. F. Stuessy. 1980. Chromosome counts of compositae from Latin America. Amer. J. Bot. 76: 585–594. |