Echinocactus orcuttii Engelm. ex Orcutt in W. Amer. Sci. 2: 46. 1886
Echinocactus orcuttii in W. Amer. Sci. 2: 46. 1886
is basionym for Ferocactus orcuttii, Cactaceae 3: 134. 1922
is basionym for Ferocactus viridescens subsp. orcuttii, Ferokakt. Baja California: 218. 2004
is basionym for Ferocactus viridescens var. orcuttii, Grossen Kugelkakteen Nordamerikas: 105. 1992