| Name | From | To | Age range |
|---|---|---|---|
| Gleichenia crispa | Cenomanian | Danian |
|
| Gleichenia cryptocarpa | Recent | Recent |
|
| Gleichenia cunninghamii | Late Neogene | Late Neogene |
|
| Gleichenia cycadina | Aptian | Albian |
|
| Gleichenia decora | Early Cretaceous | Danian |
|
| Gleichenia delicata | Liassic | Oligocene |
|
| Gleichenia dicarpa | Aptian | Albian |
|
| Gleichenia dicarpoides | Middle Jurassic | Early Tertiary |
|
| Gleichenia dubia | Campanian | Danian |
|
| Gleichenia echinata | Late Jurassic | Early Eocene |
|
| Gleichenia gigantea | Late Santonian | Early Campanian |
|
| Gleichenia glabriniformis | Late Jurassic | Oligocene |
|
| Gleichenia glauca | Early Triassic | Early Miocene |
|
| Gleichenia gleicheniidites | Late Aptian | Late Aptian |
|
| Gleichenia laeta | Liassic | Late Neogene |
|
| Gleichenia linearis | Miocene | Miocene |
|
| Gleichenia media | Late Jurassic | Oligocene |
|