Cylindropuntia stanlyi F.M.Knuth, Nye kaktusbog: 132. 1930 Cylindropuntia stanlyi F.M.Knuth, Nye kaktusbog: 132. 1930is new combination for Opuntia stanlyi Engelm., Not. Milit. Reconn. 2: 157. 1848Taxon for this nameCylindropuntia stanlyi F.M.Knuth