]> GH barcode-00435536 United States of America Arkansas Ouachita Mountains: Lower Big Fork; near Opal, 15 mi. E. of Mena Pseudognaphalium obtusifolium (Linnaeus) Hilliard & B. L. Burtt (Linnaeus) Hilliard & B. L. Burtt 2014-12-04 12:53:10 A. McWilliam