Monograph of the North American Species of the Genus Ephedra
Cutler, Hugh C. (Huch Carson), 1912-1998
Article
1939
Annals of the Missouri Botanical Garden
26
373--428
BioStor
English
St. Louis, Missouri Botanical Garden Press, 1914-
BioStor: https://biostor.org/reference/11596 DOI: https://doi.org/10.2307/2394299
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