Notocactus sellowii var. courantii (Lem.) N.Gerloff in Internoto 14(2): 73. 1993 Notocactus sellowii var. courantii (Lem.) N.Gerloff in Internoto 14(2): 73. 1993is new combination for Echinocactus courantii Lem., Cact. Aliq. Nov.: 20. 1838Taxon for this nameNotocactus sellowii var. courantii (Lem.) N.Gerloff