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CCDB → Angiosperms → Compositae → Syncarpha → Helipterum affine B. Nord.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Helipterum affine B. Nord. | Syncarpha affinis (B. Nord.) B. Nord. | 14 | IPCN online | Nordenstam, B. 1967. Chromosome numbers in South African Compositae. Aquilo, Ser. Bot. 6: 2 1 9–227. | |||
| Helipterum affine B. Nord. | Syncarpha affinis (B. Nord.) B. Nord. | 14 | IPCN73-74 | NORDENSTAM, B. 1967. Chromosome numbers in South African Compositae. Aquila (Ser. Bot. 6: 219-227. |