Chusquea riosaltensis L.G. Clark isotype collected in Brazil by L. Clark and M. Morel, 1992Liatris aspera Michx. collected in Lee County, Iowa by Tom & Diane Lammers, 1977Polypodium virginianum L. collected by C.E. Bessey in Boone County, Iowa, 1871Prunus virginiana L. collected in Story County, Iowa by George W. Carver, 1894 or 1895Gossypium herbaceum L. collected in the Bessey Hall Greenhouse by J.F. Wendel and T.D. Couch, 1988.
