Mammillaria phellosperma Engelm. in Proc. Amer. Acad. Arts 3: 262. 1856
Mammillaria phellosperma in Proc. Amer. Acad. Arts 3: 262. 1856
is basionym for Cactus phellospermus, Revis. Gen. Pl. 1: 261. 1891
Mammillaria phellosperma in Proc. Amer. Acad. Arts 3: 262. 1856
Taxon for this name