| Frullania obcordata (Lehm. & Lindenb.) Lehm. & Lindenb., 1845 |
| Frullania obscura (Sw.) Nees ex Mont., 1842 |
| Frullania obscura var. obscura (Sw.) Nees ex Mont., 1842 |
| Frullania obscura var. spiniloba (Steph.) Hentschel & von Konrat, 2015 |
| Frullania ocanniensis Steph., 1924 |
| Frullania pluricarinata Gottsche, 1864 |
| Frullania purpurascens Steph., 1911 |
| Frullania riojaneirensis (Raddi) Angstr., 1877 |
| Frullania riparia Hampe ex Lehm., 1838 |
| Frullania sagittistipula Lindenb. & Gottsche, 1847 |
| Frullania saxicola Austin, 1869 |
| Frullania sebastianopolitana Lindenb., 1845 |
| Frullania semiconnata Lindenb. & Gottsche, 1847 |
| Frullania semivillosa Lindenb. & Gottsche, 1847 |
| Frullania semivillosa var. glabra Lindenb. & Gottsche, 1847 |
| Frullania semivillosa var. semivillosa Lindenb. & Gottsche, 1847 |
| Frullania spicata Steph., 1910 |
| Frullania spiniloba Steph., 1910 |
| Frullania tetraptera Nees & Mont., 1838 |
| Frullania tolimana Steph., 1910 |