Cylindropuntia ×congesta (Griffiths) F.M.Knuth, Kaktus-ABC: 123. 1936 ["1935"] Cylindropuntia ×congesta (Griffiths) F.M.Knuth, Kaktus-ABC: 123. 1936 ["1935"]is new combination for Opuntia congesta Griffiths, Ill. Stud. Opuntia: 88–89. 1909Taxon for this nameCylindropuntia ×congesta (Griffiths) F.M.Knuth