Ctenium floridanum (common name: Florida orangegrass or Florida toothache grass) is a species of plant in the grass family found in the Southeastern United States.Peterson, P. M. 2001. Ctenium. 41: 57–58. In P. M. Peterson, R. J. Soreng, G. Davidse, T. S. Filgueiras, F. O. Zuloaga & E. J. Judziewicz (eds.) Catalogue of New World Grasses (Poaceae): II. Subfamily Chloridoideae, Contr. U.S. Natl. Herb. Smithsonian Institution, Washington, D.C.Campulosus floridanus Hitch. Amer. Journ. Bot. 2:306, 1915
In the U.S. state of in Georgia, it is found in moist pine barrens.
Uses As the common name suggests, Florida toothache grass has been used as a folk remedy to treat toothaches.
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