| Name | From | To | Age range |
|---|---|---|---|
| Azolla aglochidia | Middle Oligocene | Messinian |
|
| Azolla suchorukovii | Oligocene | Chattian |
|
| Azolla nana | Rupelian | Messinian |
|
| Azolla turgaica | Rupelian | Chattian |
|
| Azolla tymensis | Oligocene | Messinian |
|
| Azolla siberica | Oligocene | Oligocene |
|
| Azolla grandipolina | Oligocene | Oligocene |
|
| Azolla tuganensis | Oligocene | Messinian |
|
| Azolla sibirica | Rupelian | Chattian |
|
| Azolla prisca | Bartonian | Early Chattian |
|
| Azolla colwellensis | Bartonian | Priabonian |
|
| Azolla antiqua | Lutetian | Chattian |
|
| Azolla glochidia | Eocene | Late Eocene |
|
| Azolla capricornica | Eocene | Late Eocene |
|
| Azolla berryi | Eocene | Eocene |
|
| Azolla bohemica | Eocene | Miocene |
|
| Azolla filiculoides | Paleocene | Recent |
|