CCDB → Angiosperms → Gentianaceae → Lomatogonium
| Taxon name | Status | Median (n) |
| Lomatogonium carinthiacum (Wulfen) A. Braun | Accepted | 20 |
| Lomatogonium macranthum (Diels & Gilg) Fernald | Accepted | 8 |
| Lomatogonium rotatum (L.) Fr. ex Fernald | Accepted | 5 |
| Lomatogonium tenellum (Rottb.) Ã. Löve & D. Löve | Synonym of Comastoma tenellum (Rottb.) Toyok. | 5 |
| Pleurogyne carinthiaca (Wulfen) Griseb. | Synonym of Lomatogonium carinthiacum (Wulfen) A. Braun | 20 |
| Lomatogonium rotatum var. rotatum | Synonym of Lomatogonium rotatum (L.) Fr. ex Fernald | 5 |