Larry Stevens is an evolutionary ecologist and the Coordinator of the Museum of Northern Arizona’s Springs Stewardship Institute, which is dedicated to improving understanding and stewardship of springs ecosystems. He also serves MNA as the Curator of Ecology, and is the Senior Ecologist for Grand Canyon Wildlands Council, a conservation organization in Flagstaff. He is a long-time Colorado River whitewater guide, and served as Ecologist for Grand Canyon National Park (1988-1994). He has conducted extensive research on southwestern biogeography, conservation ecology, endangered and non-native species biology, as well as springs, riverine, wetlands, and dam ecology and management.

Arizona Native Plant Society Flagstaff Chapter meetings are free and open to the public.