There are 13 species of oaks found in Arizona and they range from 3,000 to 8,000 feet in elevation across the state. The only...
Lycium species are found around the world (look up goji berry). Lycium pallidum is the most widespread species in the southwest, found throughout Arizona,...
Mala Mujer or Cnidoscolus angustidens is an interesting plant in Euphorbiaceae, the spurge family. It’s found in southeastern Arizona and south into Sonora on...