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CCDB → Angiosperms → Alismataceae → Echinodorus → Echinodorus uruguayensis Arechav.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Echinodorus aschersonianus Graebn. | Echinodorus uruguayensis Arechav. | 22 | IPCN online | Costa, J. Y. & E. R. Forni-Martins. 2003. Karyology of some Brazilian species of Alismataceae. Bot. J. Linn. Soc. 143(2): 159–164. |