| australia | queensland | hymenasplenium unilaterale | species | 3 | 0 |
| indonesia | | hymenasplenium unilaterale | species | 1 | 0 |
| mauritius | | hymenasplenium unilaterale | species | 1 | 0 |
| new caledonia | | hymenasplenium unilaterale | species | 1 | 0 |
| reunion | | hymenasplenium unilaterale | species | 1 | 0 |
| taiwan | | hymenasplenium unilaterale | species | 1 | 0 |
| united states | hawaii | hymenasplenium unilaterale | species | 1 | 0 |