| Name | From | To | Age range |
|---|---|---|---|
| Ephedra strobilaceae | Late Miocene | Early Pliocene |
|
| Ephedra intermedia | Early Tertiary | Early Pliocene |
|
| Ephedra equisetina | Late Miocene | Middle Pliocene |
|
| Ephedra ciliata | Early Pliocene | Middle Pliocene |
|
| Ephedra distachia | Late Oligocene | Middle Pliocene |
|
| Ephedra sp.1 Stuc.,1964 | Late Oligocene | Pliocene |
|
| Ephedra fusiformis | Late Cretaceous | Tertiary |
|
| Ephedra sp.1 | Early Tertiary | Neogene |
|
| Ephedra exiguua | Late Cretaceous | Tertiary |
|
| Ephedra notensis | Early Cretaceous | Mangapanian |
|
| Ephedra strobilacea | Late Jurassic | Late Pliocene |
|
| Ephedra claricristata | Late Cretaceous | Tertiary |
|
| Ephedra nevadensis | Claiborne | Early Pleistocene |
|
| Ephedra torreyana | Middle Eocene | Early Pleistocene |
|
| Ephedra alata | Middle Albian | Villafranchian |
|
| Ephedra prezewalskii | Early Pliocene | Pleistocene |
|
| Ephedra fragilis | Paleogene | Pleistocene |
|