Elephant tooth (Coryphantha bumamma) belongs to the Cactaceae (the Cactus family). It is a globular cactus that is native to south western Mexico, Morelos and Guerrero. The stem is flattened globular, broader than high, and up to 13 cm in diameter. The tubercles are glossy green to bluish-green, conical flattened, with a woolly groove on the upper side. The tubercles are capped with a 5-8 of stout, stiff, evenly spreading, reflexed radial spines. The central spines are absent. The flowers are sweet smelling, bright yellow, and bloom in later summer to fall.