| genus |
Alloephedra J.R.Tao & Y.Yang, 2003 |
doubtful |
| genus |
Amphiephedra Miki, 1964 |
doubtful |
| genus |
Beipiaoa D.L.Dilcher, G.Sun & S.-L.Zheng, 2001 |
doubtful |
| genus |
Chengia Y.Yang, L.Lin & Q.Wang, 2013 |
doubtful |
| genus |
Drewria P.R.Crane & G.R.Upchurch, 1987 |
doubtful |
| genus |
Ephedra Tourn. ex L. |
accepted |
| genus |
Ephedripites N.A.Bolchovitina ex R.Potonié, 1958 |
accepted |
| genus |
Ephedrispermum C.Rydin, K.R.Pedersen, P.R.Crane & E.M.Friis, 2006 |
doubtful |
| genus |
Ephedrites Göppert & Berendt, 1845 |
doubtful |
| genus |
Erenia V.A.Krassilov, 1982 |
doubtful |
| genus |
Gurvanella V.A.Krassilov, 1982 |
doubtful |
| genus |
Leongathia V.A.Krassilov, D.L.Dilcher & J.G.Douglas, 1998 |
doubtful |
| genus |
Liaoxia Z.Y.Cao & S.Q.Wu, 2006 |
accepted |
| genus |
Prognetella V.A.Krassilov & E.V.Bugdaeva, 1999 |
doubtful |
| genus |
Siphonospermum C.Rydin & E.M.Friis, 2010 |
doubtful |
