Ephedra
Ephedra breana
Ephedra fasciculata
Ephedra sinica
Ephedra frustillata
Ephedra californica
Ephedra viridis
Ephedra (medicine)
Ephedra distachya
Ephedra trifurca
Ephedra funerea
Ephedra rhytidosperma
Ephedra nevadensis
Ephedra coryi
Ephedra (plant)
Ephedra intermedia
Ephedra monosperma
Ephedra fragilis
Ephedra foliata
Ephedra altissima
Ephedra torreyana
Ephedra boelckei
Ephedra antisyphilitica
Ephedra multiflora
Ephedra gerardiana
Ephedra strobilacea
Ephedra lomatolepis
Ephedra pedunculata
Ephedra aspera
Ephedra alata
Ephedra cutleri
Ephedra przewalskii
Ephedra holoptera
Ephedra chilensis
Theophylline/ephedra/hydroxyzine