Cephalocereus glaucescens (Labour.) Borg, Cacti, ed. 1: 108. 1937 Cephalocereus glaucescens (Labour.) Borg, Cacti, ed. 1: 108. 1937is new combination for Pilocereus glaucescens Labour., Monogr. Cact.: 279. 1853Taxon for this nameCephalocereus glaucescens (Labour.) Borg