Mammillaria ovimamma var. oothele (Lem.) Labour., Monogr. Cact.: 95. 1853 Mammillaria ovimamma var. oothele (Lem.) Labour., Monogr. Cact.: 95. 1853is new combination for Mammillaria oothele Lem., Cact. Gen. Nov. Sp.: 37. 1839Taxon for this nameMammillaria ovimamma var. oothele (Lem.) Labour.