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CCDB → Pteridophytes → Hymenophyllaceae → Meringium
| Taxon name | Status | Median (n) |
| Meringium bivalve Copel. | Unresolved | 22 |
| Meringium dimidiatum Copel. | Unresolved | 21 |
| Meringium feejeense Copel. | Unresolved | 22 |
| Meringium gorgoneum Copel. | Unresolved | 21 |
| Meringium meyenianum C. Presl | Unresolved | 21 |
| Meringium multifidum Copel. | Unresolved | 26 |
| Meringium fucoides (Sw.) Copel. | Synonym of Hymenophyllum fucoides (Sw.) Sw. | 54 |
| Meringium holochilum (Bosch) Copel. | Synonym of Hymenophyllum holochilum (Bosch) C. Chr. | 21 |