Peniocereus marnierianus Backeb. in Cactus (Paris) 85: 107. 1965 Peniocereus marnierianus Backeb. in Cactus (Paris) 85: 107. 1965Taxon for this namePeniocereus marnierianus Backeb. in Cactus (Paris) 85: 107. 1965
