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CCDB → Angiosperms → Poaceae → Panicum → Panicum laxiflorum Lam.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Panicum laxiflorum Lam. | Panicum laxiflorum Lam. | 18 | IPCN online | Pohl, R. W. & G. Davidse. 1971. Chromosome numbers of Costa Rican grasses. Brittonia 23(3): 293–324. | |||
| ! | Panicum xalapense Kunth | Panicum laxiflorum Lam. | 9 | IPCN67-71 | SPELLENBERG, R. 1971. In IOPB chromosome reports XXXII. Taxon 20: 349-356. | ||
| Panicum laxiflorum Lam. | Panicum laxiflorum Lam. | 9 | Cave1958 | Gould 1958 |