Artemisia campestris ssp. canadensis (Michx.) Scoggin
Synonyms: Artemisia campestris L. var. canadensis (Michx.) Welsh; Artemisia canadensis Michx. Note that Artemisia campestris ssp. borealis (Pallas) Hall & Clements has been misapplied to plants in Maine; this is a taxon found to the north and west of New England.
Known Distribution in Maine: The single documented record for this species in Maine is based on an 1899 collection by Fernald along the St. John River in Frenchville.