http://nonprofit-success.com/cdn-cgi/challenge-platform/h/b/scripts/alpha/invisible.js?ts=1663358400 Along I-40 I had to pull off to the side of the road to get a glimpse of a plant. I was fairly sure it was Yucca brevifolia, a Joshua Tree. It is a signature plant of the Mojave Desert, and is as far as I know naturally absent from the Sonoran Desert area around […]