Euphrosyne acerosa, commonly known as copperweed,US Department of Agriculture plants profile is a species of plant in the family Asteraceae.Nuttall, Thomas. 1848. Proceedings of the Academy of Natural Sciences of Philadelphia 4(1): 20 in EnglishTropicos, Oxytenia Nutt. It is native to the south-western United States (California (Inyo Co), Nevada (Nye Co), Utah, western Colorado, Arizona and north-western New Mexico).Flora of North America, Oxytenia acerosa Nuttall, Proc. Acad. Nat. Sci. Philadelphia. 4: 20. 1848. Biota of North America Program 2013 county distribution map, Euphrosyne acerosa
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