Chilita mercadensis (Patoni) Orcutt in Cactography 2. 1926 Chilita mercadensis (Patoni) Orcutt in Cactography 2. 1926is new combination for Mammillaria mercadensis Patoni in Alianza Cient. Univ. 1: 54. 1910Taxon for this nameChilita mercadensis (Patoni) Orcutt