Lepismium cruciforme var. knightii (Pfeiff.) Boom in Succulenta (Netherlands) 1959: 142. 1959
Lepismium cruciforme var. knightii in Succulenta (Netherlands) 1959: 142. 1959
is new combination for Lepismium knightii in Allg. Gartenzeitung 3: 380. 1835