Vascular plants of a desert oasis: flora and ethnobotany of Quitobaquito, Organ Pipe Cactus National Monument, Arizona

The vascular plant flora includes 271 species in 198 genera and 63 families. The Quitobaquito region supports c45% of the total flora of Organ Pipe Cactus National Monument, although the area constitutes only about 3.5% of the total area of the monument. Thirty-five are wetland plants; 33 species are not native to the region. Major vegetational and floristic changes have been due to human influences, which continue today. -from Authors