Mammillaria microcarpa subsp. grahamii (Engelm.) Mottram, J. Mammilaria Soc. 31(2): 26. 1991

Mammillaria microcarpa subsp. grahamii (Engelm.) Mottram, J. Mammilaria Soc. 31(2): 26. 1991

Mammillaria microcarpa subsp. grahamii (Engelm.) Mottram, J. Mammilaria Soc. 31(2): 26. 1991

is new combination for Mammillaria grahamii Engelm. in Proc. Amer. Acad. Arts 3: 262. 1856

Taxon for this name

Mammillaria microcarpa subsp. grahamii (Engelm.) Mottram