| Saccolomataceae | ** |
Orthiopteris brasiliensis
| Sehnem | Fl. Il. Catarin. PTER: 5 | 1972 |
| Saccolomataceae | |
Orthiopteris campylura
| (Kunze) Copel. | Fern Fl. Philipp. 1: 87 | 1958 |
| Saccolomataceae | |
Orthiopteris cicutarioides
| (Hook.) Copel. | Univ. Calif. Publ. Bot. 18: 217 | 1942 |
| Saccolomataceae | |
Orthiopteris domingensis
| (Spreng.) Copel. | Gen. Fil. [Copeland] 50 | 1947 |
| Saccolomataceae | |
Orthiopteris ferulacea
| (T. Moore) Copel. | Bishop Mus. Bull. Bot. 59: 14 | 1929 |
| Saccolomataceae | |
Orthiopteris firma
| (Kuhn) Brownlie | Fl. Nouv. Calédonie Dépend. 3: 112, pl. 13, f. 9, 10 | 1969 |
| Saccolomataceae | |
Orthiopteris henriettae
| (Baker) Copel. | Gen. Fil. [Copeland] 50 | 1947 |
| Saccolomataceae | |
Orthiopteris inaequalis
| (Kunze) Copel. | Gen. Fil. [Copeland] 50 | 1947 |
| Saccolomataceae | |
Orthiopteris kingii
| (Bedd.) Holttum | Rev. Fl. Malaya 2: 306, f.175 | 1955 |
| Saccolomataceae | |
Orthiopteris minor
| (Hook.) Copel. | Gen. Fil. [Copeland] 50 | 1947 |
| Saccolomataceae | |
Orthiopteris samoensis
| Hovenkamp & T.T. Luong | PhytoKeys 53: 60–61, f. 2c, 3t, 3u, v, 4g, h, 6g, h | 2015 |
| Saccolomataceae | |
Orthiopteris tenuis
| (Brack.) Brownlie | Beih. Nova Hedwigia 55: 115 | 1977 |
| Saccolomataceae | |
Orthiopteris trichophylla
| Copel. | Univ. Calif. Publ. Bot. 18: 217 | 1942 |