Boundary Ephedra: Ephedra aspera (Synonyms: Ephedra clokeyi, Ephedra fasciculata, Ephedra fasciculata var. clokeyi, Ephedra fasciculata var. fasciculata, Ephedra nevadensis var. aspera, Ephedra peninsularis, Ephedra reedii)
California Ephedra, Desert Tea: Ephedra californica
Death Valley Ephedra, Death Valley Jointfir: Ephedra funerea (Synonym: Ephedra californica var. funerea)
Nevada Ephedra: Ephedra nevadensis (Synonym: Ephedra nevadensis subvar. paucibracteata, Ephedra nevadensis f. rosea)
Longleaf Ephedra, Three-fork Ephedra: Ephedra trifurca
Green Ephedra: Ephedra viridis (Synonyms: Ephedra nevadensis subvar. pluribracteata, Ephedra nevadensis var. viridis)