Graham dog cactus

Description

Grusonia grahamii is a species of plant in the family Cactaceae. It is endemic to Texas and New Mexico in the United States and Chihuahua and Durango in Mexico. Grusonia is a genus of opuntioid cacti (family Cactaceae), originating from the North American Deserts in Southwest United States and northern Mexico, including Baja California. Authors differ on precise boundaries of the genus, which has been included in Cylindropuntia.