]> NEBC barcode-01023645 United States of America Massachusetts Billerica, Trail E of Bog [the bog is south of the Manning Manse, 56 Chelmsford Road, in the Billerica State Forest] Pseudognaphalium obtusifolium (Linnaeus) Hilliard & B. L. Burtt (Linnaeus) Hilliard & B. L. Burtt 2020-08-20 09:51:08 W. H. Manning