Neomammillaria parkinsonii (Ehrenb.) Britton & Rose, Cactaceae 4: 98, f. 94. 1923 Neomammillaria parkinsonii (Ehrenb.) Britton & Rose, Cactaceae 4: 98, f. 94. 1923is new combination for Mammillaria parkinsonii Ehrenb. in Linnaea 14: 375. 1840Taxon for this nameNeomammillaria parkinsonii (Ehrenb.) Britton & Rose