United States of America, Colorado, Saguache, Baca National Wildlife Refuge, San Luis Valley, Ca 3.5 WSW of Crestone, ca 0.25 mi S of County Rd T on Cattle Hq, near N Crestone Ditch
For additional information about this specimen, please contact: Jennifer Ackerfield, Head Curator of Biodiversity Collections (jennifer.ackerfield@botanicgardens.org)