Potentilla paradoxa Nuttall. Bushy Cinquefoil. Phen: May-Sep. Hab: Riverbanks, lakeshores, also roadsides. Dist: NY, QC, MB, SK, AB, and BC south to e. PA, n. OH, se. MI, s. IN, s. IL, MO, n. TX, NM, AZ, and OR. Reported for s. IN by Bill Thomas (pers.comm., 2022).
Origin/Endemic status: Native
Taxonomy Comments: Sometimes treated as a subspecies of the circumboreal P. supina complex.
Synonymy: = C, G, GrPl, Il, Pa, Tx, Tx; = Potentilla supina L. ssp. paradoxa (Nutt.) Soják – FNA9, K3, K4, Mi, NY; > Potentilla nicolletii (S.Watson) E.Sheld. – F; > Potentilla paradoxa Nutt. – F
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