]> FH barcode-00941258 United States of America Massachusetts Collected from the Experimental Garden behind the Farlow Herbarium at Harvard University Golovinomyces ambrosiae (Schweinitz) U. Braun & R. T. A. Cook (Schweinitz) U. Braun & R. T. A. Cook 2023-03-01 11:58:49 M. J. Bradshaw