Acer nigrum F. Michaux. Section: Acer. Phen: May-Jun; Jun-Sep. Hab: Riverbanks, streambanks, cove forests, river slope forests, especially over calcareous rocks. Dist: NH west to MN, south to NC, GA, AL, AR, and KS, primarily west of the Appalachians.
Origin/Endemic status: Native
Taxonomy Comments: Populations ascribed to Acer nigrum in the Piedmont of NC (Gaston County) and the Coastal Plain of SC may represent A. nigrum, or perhaps not.
Synonymy: = C, F, G, GrPl, K1, K3, K4, Mi, NE, NY, Pa, Va, W; = Acer saccharum Marshall ssp. nigrum (F.Michx.) Desmarais – Mo2, RAB, Tn, Desmarais (1952), Murray (1970); = Acer saccharum Marshall var. nigrum (F.Michx.) Britton – Ar; = Saccharodendron nigrum (F.Michx.) Small – S; > Acer nigrum F.Michx. var. nigrum – Il; > Acer nigrum F.Michx. var. palmeri Sarg. – Il; Acer saccharum Marshall var. viride (J.A.Schmidt) A.E.Murray