| Ephedra trifurca Torr. ex S. Wats. Longleaf Jointfir USDA EPTR |
Cocopa Drug, Dermatological Aid Poultice of pulverized or boiled stems and leaves applied to sores. Gifford, E. W., 1933, The Cocopa, University of California Publications in American Archaeology and Ethnology 31:263-270, page 268 |