Mammillaria microcarpa subsp. grahamii (Engelm.) Mottram
, J. Mammillaria Soc. 31: 26 (1991).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:280362-2
- Species Name
- Mammillaria microcarpa Engelm., Notes Milit. Reconn. [Emory] 156 (1848).
- Publication
- Journal of the Mammillaria Society. Weybridge, England
- Collation
- 31: 26
- Family as entered in IPNI
- Cactaceae