]> GH barcode-01596434 United States of America Pennsylvania in Furnace Creek gap. Near Oley Furnace, 1.5 miles north of Friedensburg Pycnanthemum virginianum (Linnaeus) B. L. Robinson & Fernald (Linnaeus) B. L. Robinson & Fernald 2020-11-24 08:42:52 H. Wilkens