The European native Geum urbanum L. (Rosaceae), herb-bennet, clove-root, town avens, or wood avens, has been grown as a medicinal perennial herb in North America since its introduction by early settlers. It was reported as escaped from cultivation in the Cambridge, Massachusetts, area as early as 1884 and subsequently became naturalized over a larger area (Fernald 1910: p. 189). As noted by Fernald (1950: p. 817), G. urbanum “is spreading in dooryards and on shaded roadsides locally, about towns of e. Mass. and e. Pa.” According to NatureServe (2018), the species has been documented in eight US midwestern and northeastern states (Illinois, Massachusetts, Michigan, Ohio, Pennsylvania, Rhode Island, Vermont, Wisconsin) and four Canadian provinces (New Brunswick, Nova Scotia, Ontario, Québec) and three western states (Oregon, Utah, Washington); USDA (2018) distribution generally agrees except they also list...

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