Coreopsis tinctoria Nuttall var. tinctoria . Calliopsis, Plains Coreopsis. Phen: May-Sep. Hab: Streambanks, riverbanks, roadsides and other disturbed places. Dist: Var. tinctoria was apparently widespread in the Great Plains and sc. United States, now distributed nearly throughout North America.

Origin/Endemic status: Native

Synonymy: = C, K1, K3, K4, NE, Va, Smith (1976); > Coreopsis cardaminaefolia (DC.) Torr. & A.Gray – Tx; > Coreopsis cardaminefolia (DC.) Torr. & A.Gray – RAB, S, Sherff & Alexander (1955); > Coreopsis stenophylla Boynton – Sherff & Alexander (1955); < Coreopsis tinctoria Nutt. – Ar, F, Fl7, FNA21, G, GrPl, GW2, Il, Mex, Mi, Mo2, NcTx, NY, Oh3, Ok, Pa, SE1, Tat, Tn, Tx, W, WH3, WV; > Coreopsis tinctoria Nutt. – RAB, S; > Coreopsis tinctoria Nutt. var. tinctoria – Sherff & Alexander (1955)

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: FAC (taxonomic split from wetland indicator species)
• Great Plains: FAC (taxonomic split from wetland indicator species)
• Midwest: FACU (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FACU (taxonomic split from wetland indicator species)

Heliophily: 9