Mammillaria johnstonii var. typica R.T.Craig
- Dataset
- GBIF Backbone Taxonomy
- Rank
- VARIETY
- Published in
- Mammill. Handb.: 99 (1945)
Classification
- kingdom
- Plantae
- phylum
- Tracheophyta
- class
- Magnoliopsida
- order
- Caryophyllales
- family
- Cactaceae
- genus
- Mammillaria
- species
- Mammillaria johnstonii