| Arten: |
| Ephedra alata Decne. |
| Ephedra altissima Desf. |
 |
| Ephedra americana Humb. & Bonpl. ex Willd. |
| Ephedra antisyphilitica Berland. ex C.A.Mey. |
| Ephedra aphylla Forssk.. |
| Ephedra × arenicola H.C.Cutler |
| Ephedra aspera Engelm. ex S.Watson. |
| Ephedra aurantiaca Takht. & Pachom. |
| Ephedra boelckei F.A.Roig |
| Ephedra botschantzevii Pachom. |
| Ephedra breana Phil. |
| Ephedra brevifoliata Ghahr. |
| Ephedra californica S.Watson. |
| Ephedra chilensis C.Presl, |
| Ephedra compacta Rose |
| Ephedra coryi E.L.Reed |
| Ephedra cutleri Peebles, J. Wash. |
| Ephedra dahurica Turcz. |
| Ephedra distachya L. |
| Ephedra × eleutherolepis V.A.Nikitin |
| Ephedra equisetina Bunge |
| Ephedra fasciculata A.Nelson |
| Ephedra fedtschenkoae Paulsen |
| Ephedra foeminea Forssk. |
| Ephedra foliata Boiss. ex C.A.Mey. |
| Ephedra fragilis Desf. |
| Ephedra frustillata Miers |
| Ephedra funerea Coville & C.V.Morton, J. Wash |
| Ephedra gerardiana Wall. ex Stapf |
| Ephedra glauca Regel |
| Ephedra holoptera Riedl. |
| Ephedra intermedia Schrenk & C.A.Mey. |
| Ephedra × intermixta H.C.Cutler |
| Ephedra laristanica Assadi |
| Ephedra lepidosperma C.Y.Cheng |
| Ephedra likiangensis Florin. |
| Ephedra lomatolepis Schrenk |
| Ephedra major Host. |
| Ephedra milleri Freitag & Maier-St |
| Ephedra minuta Florin |
| Ephedra monosperma J.G.Gmel. ex C.A.Mey |
| Ephedra multiflora Phil. ex Stapf |
| Ephedra nevadensis S.Watson |
| Ephedra ochreata Miers |
| Ephedra oxyphylla Riedl |
| Ephedra pachyclada Boiss |
| Ephedra pedunculata Engelm. ex S.Watson |
| Ephedra pentandra Pachom |
| Ephedra przewalskii Stapf |
| Ephedra pseudodistachya Pachom. |
| Ephedra regeliana Florin |
| Ephedra rhytidosperma Pachom |
| Ephedra rituensis Y.Yang, D.Z.Fu & G.H.Zhu, |
| Ephedra rupestris Benth. |
| Ephedra sarcocarpa Aitch. & Hemsl. |
| Ephedra sinica Stapf |
| Ephedra somalensis Freitag & Maier-St. |
| Ephedra strobilacea Bunge |
| Ephedra tilhoana Maire |
| Ephedra torreyana S.Watson |
| Ephedra transitoria Riedl |
| Ephedra triandra Tul. |
| Ephedra trifurca Torr. ex S.Watson |
| Ephedra trifurcata Zöllner |
| Ephedra tweediana C.A.Mey. |
| Ephedra viridis Coville |
| Ephedra vvedenskyi Pachom. |