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CCDB → Pteridophytes → Marsileaceae → Marsilea
| Taxon name | Status | Median (n) |
| Marsilea coromandelina Willd. | Accepted | 21 |
| Marsilea crenata C. Presl | Accepted | 20 |
| Marsilea hirsuta R. Br. | Accepted | 60 |
| Marsilea macropoda Engelm. ex A. Braun | Accepted | 20 |
| Marsilea minuta L. | Accepted | 20 |
| Marsilea mollis B. L. Rob. & Fernald | Accepted | 20 |
| Marsilea quadrifolia L. | Accepted | 20 |
| Marsilea schelpeana Launert | Accepted | 25 |
| Marsilea vestita Hook. & Grev. | Accepted | 20 |
| Marsilea villosa Kaulf. | Accepted | 20 |
| Marsilea angustifolia R. Br. | Unresolved | 60 |
| Marsilea batardae Launer | Unresolved | 20 |
| Marsilea brachypus A. Braun | Unresolved | 20 |
| Marsilea costulifera D. L. Jones | Unresolved | 60 |
| Marsilea drummondii A. Braun | Unresolved | 60 |
| Marsilea exarata A. Braun | Unresolved | 60 |
| Marsilea mutica Mett. | Unresolved | 20 |
| Marsilea diffusa Lepr. | Synonym of Marsilea minuta L. | 20 |