| Orthotrichum malacophyllum Cardot, 1911 |
| Orthotrichum malacophyllum var. guatemalense E.B. Bartram, 1947 |
| Orthotrichum microstomum Hook. & Grev., 1824 |
| Orthotrichum mucronifolium Hook. & Grev., 1824 |
| Orthotrichum pallens Brid., 1827 |
| Orthotrichum punctatum Hook. & Grev., 1824 |
| Orthotrichum pycnophyllum Schimp., 1849 |
| Orthotrichum recurvans Schimp., 1849 |
| Orthotrichum rubescens Mitt., 1869 |
| Orthotrichum rugifolium Hook., 1819 |
| Orthotrichum rupestre Schleich. ex Schwägr., 1816 |
| Orthotrichum sharpii H. Rob., 1964 |
| Orthotrichum speciosum Nees, 1819 |
| Orthotrichum tenellum Bruch ex Brid., 1827 |
| Orthotrichum tenue Hook. & Grev., 1824 |
| Orthotrichum trachymitrium Mitt., 1869 |
| Pseudomacromitrium D.V. Valente, P.E.A.S. Câmara & D.F. Peralta, 2023 |
| Pseudomacromitrium cirrosum (Hedw.) D.V. Valente, P.E.A.S. Câmara & D.F. Peralta, 2023 |
| Pseudomacromitrium guatemalense (Müll. Hal.) D.V. Valente, P.E.A.S. Câmara & D.F. Peralta, 2023 |
| Pseudomacromitrium longifolium (Hook.) D.V. Valente, P.E.A.S. Câmara & D.F. Peralta, 2023 |