
IN THE DESERT — Anyone who has ever wandered into an Arizona desert has undoubtedly encountered the rather plentiful, but inconspicuous, plant known as the creosote bush. They’re not much to look at — spindly shrubs that stand anywhere from three to six feet tall and measure about two to 10 feet across. The stems carry small resinous leaves and, in the spring, they bear little yellow flowers. But that undistinguished exterior conceals a long-living plant…








