Echinomastus krausei (Hildm. ex Mathsson) Berger ex Borg, Cacti, ed. 1: 237. 1937 Echinomastus krausei (Hildm. ex Mathsson) Berger ex Borg, Cacti, ed. 1: 237. 1937Taxon for this nameEchinomastus krausei (Hildm. ex Mathsson) Berger ex Borg