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CCDB → Angiosperms → Acanthaceae → Blechum → Blechum costaricense Oerst.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Blechum costaricense Oerst. | Blechum costaricense Oerst. | 17 | IPCN online | Daniel, T. F. 2000. Additional chromosome numbers of American Acanthaceae. Syst. Bot. 25(1): 15–25. |