Mammillaria goodridgii var. rectispina Dawson in Cact. Succ. J. (Los Angeles) 24: 80, f. 46. 1952 Mammillaria goodridgii var. rectispina Dawson in Cact. Succ. J. (Los Angeles) 24: 80, f. 46. 1952Taxon for this nameMammillaria goodridgii var. rectispina Dawson
