Espostoa lanata var. sericata (Backeb.) Backeb., Cactaceae 4: 2529. 1960 Espostoa lanata var. sericata (Backeb.) Backeb., Cactaceae 4: 2529. 1960is new combination for Cereus sericatus Backeb. in Monatsschr. Deutsch. Kakteen-Ges. 3: 157. 1931Taxon for this nameEspostoa lanata var. sericata (Backeb.) Backeb.