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CCDB → Angiosperms → Onagraceae → Ludwigia → Ludwigia alternifolia L.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Ludwigia alternifolia L. | Ludwigia alternifolia L. | 8 | 16 | IPCN online | Kovanda, M. 1978. Chromosome numbers of miscellaneous United States dicotyledons. Rhodora 80: 431–440. | ||
| Ludwigia alternifolia L. | Ludwigia alternifolia L. | 8 | 16 | IPCN online | Kovanda, M. 1978. Chromosome numbers of miscellaneous United States dicotyledons. Rhodora 80: 431–440. | ||
| Ludwigia alternifolia L. | Ludwigia alternifolia L. | 16 | IPCN75-78 | Kovanda 197 8 |