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CCDB → Bryophytes → Pottiaceae → Gymnostomum
| Taxon name | Status | Median (n) |
| Gymnostomum aeruginosum Sm. | Accepted | 13 |
| Gymnostomum aurantiacum (Mitt.) A. Jaeger | Accepted | 13 |
| Gymnostomum calcareum Nees & Hornsch. | Accepted | 13 |
| Gymnostomum recurvirostrum Hedw. | Synonym of Hymenostylium recurvirostrum (Hedw.) Dixon | 13 |