Arizona fishhook cactus
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Caryophyllales
- family: Cactaceae
- genus: Mammillaria
- species: Mammillaria grahamii
Ciudad Juárez
Chihuahua
Mexico
Göteborg
Västra Götaland
Sweden
El Paso
Texas
United States