Cereus tenellus Salm-Dyck ex Pfeiff., Enum. Diagn. Cact.: 109. 1837 Cereus tenellus Salm-Dyck ex Pfeiff., Enum. Diagn. Cact.: 109. 1837Taxon for this nameCereus tenellus Salm-Dyck ex Pfeiff., Enum. Diagn. Cact.: 109. 1837
