ocr: GEOGRAPHICA Al Natural Cemetery for the Desert To Americans accustomed to the grass: and rolling hills of Arlington National Cemetery thesc graves may be disconcerting. But thel National Memorial Cemetery ofs Arizona, 15 miles north of downtown Phoenix, 15 well adapted toi its: Sonoran Desert set- ting. "We use Arizona's natural flora," says director Mary Dill of its mesquite, cactus, paloverde, andcen- tury plants. "Instead of mowers andi weed trimmers WC run rakes over the sand." The: 225-acre facility opened in 1978. as a state veterans cemetery: in. 1989 it joined the Deparmment of Veteran ...