Haseltonia columna-trajani (Karw. ex Pfeiff.) Backeb., Cactaceae 4: 2263. 1960
Haseltonia columna-trajani, Cactaceae 4: 2263. 1960
is new combination for Cereus columna-trajani, Enum. Diagn. Cact.: 76. 1837
Haseltonia columna-trajani, Cactaceae 4: 2263. 1960