Cottontop Cactus, Many-Headed Barrel Cactus, Cannonball Cactus, Biznaga

• Scientific Name: Echinocactus Polycephalus Englemann & J.M.Bigelow
• Common Name: Cottontop Cactus, Many-Headed Barrel Cactus, Cannonball Cactus, Biznaga
• References: Felger, R.S., S. Rutman, J. Malusa, and M.A. Baker. 2014. Ajo Peak to Tinajas Altas: Flora of Southwestern Arizona: Part 7. Eudicots: Cactaceae - Cactus Family. Phytoneuron 2014-69, 1-95
• References Url: https://www.cabezaprieta.org/flora_research/69PhytoN-SWArizCacti.pdf#page=35
• Habitat: Bajadas
• Life Form: Cactus, spherical
• Leaf Description: Leafless
• Flower Color: Yellow
• Flowering Period: Feb. to Mar.
• Spines: Stout
• Rarity: Locally common
• Family: Cactaceae (cactus family)