]> GH barcode-00004116 Canada Quebec Province Peaty margin of a brackish pond southwest of Étang du Nord wharf, Grindstone Island Bidens cernua var. oligodonta Fernald & H. St. John Fernald & H. St. John 2010-08-16 16:43:24 M. L. Fernald, B. H. Long & H. St. John