Mammillaria johnstonii var. guaymensis R.T.Craig
, Mammill. Handb. 99, fig. 81 (1945).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:151135-2
- Species Name
- Mammillaria johnstonii Orcutt, Cactography 7 (1926).
- Publication
- Mammillaria Handbook
- Collation
- 99, fig. 81
- Family as entered in IPNI
- Cactaceae
Type Information
- Distribution Of Types
- Sonora (Mexico, Northern America)