United States of America, Colorado, Saguache, Baca National Wildlife Refuge, San Luis Valley; Ca. 15 miles south, southwest of Crestone. Southwest side of refuge, ca. 0.4 miles northeast of Co. Rd. E on two track towards Antelope Springs.
For additional information about this specimen, please contact: Jennifer Ackerfield, Head Curator of Biodiversity Collections (jennifer.ackerfield@botanicgardens.org)