A spiny cactus commonly found in the New Mexico desert.

( Opuntia sp.)-several species of spiny cactus having cylindrical stems and branches. The plants are found in many parts of semiarid and arid North America.

arborescent cacti having very spiny cylindrical stem segments; southwestern United States and Mexico

Connecting Hands-on Life-long Learning Adventures: a collaborative programm of agencies and organizations in southern Nevada which provides field trip information and curriculum for K-12 schools