Cereus polymorphus Placement status: name of verified uncertain applicationCereus polymorphus (Gill.) G.Don, Hort. Brit.: 195. 1830 sec. Britton & Rose 192011. Britton, N. L. & Rose, J.N. 1920: Cactaceae 2=Cactus polymorphus Gillies ex Loudon, Hort. Brit.: 195. 1830 syn. sec. Britton & Rose 192022. Britton, N. L. & Rose, J.N. 1920: Cactaceae 2Content