Espostoopsis dybowskii (Rol.-Goss.) Buxb. in Krainz, Kakteen 39: CVa. 1968 Espostoopsis dybowskii (Rol.-Goss.) Buxb. in Krainz, Kakteen 39: CVa. 1968is new combination for Cereus dybowskii Rol.-Goss. in Bull. Soc. Bot. France 55: 695. 1908This name is not assigned to any taxon.