]> GH barcode-02069300 Canada Nova Scotia Lower Argyle Bartonia virginica (Linnaeus) Britton, Stearn & Poggenburg (Linnaeus) Britton, Stearn & Poggenburg 2020-06-18 14:01:18 M. L. Fernald, C. H. Bissell, C. B. Graves, B. H. Long & D. H. Linder