Long camelthorn rhizomes exposed in a wash at Wupatki National Monument
Long camelthorn rhizomes exposed in a wash at Wupatki National MonumentUSGS Biological Science Technician Claudia Dimartini poses with a long camelthorn (Alhagi maurorum) rhizome (underground root structure from which new plants can propagate that was exposed in a wash at the Deadman Wash Confluence Area. Photo by Laura Shriver (USGS).