 Ephedra .
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 Ephedra altissima
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 Ephedra antisyphilitica
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 Ephedra aspera
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 Ephedra californica
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 Ephedra coryi
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 Ephedra cutleri
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 Ephedra fasciculata
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 Ephedra foeminea
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 Ephedra funerea
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 Ephedra nevadensis
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 Ephedra pedunculata
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 Ephedra torreyana
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 Ephedra trifurca
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 Ephedra viridis
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 Ephedra X arenicola
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 Ephedra X intermixta
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Last updated January 28, 2011.
