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Rudbeckia subtomentosa Pursh. Sweet Coneflower. Phen: Jul-Sep. Hab: Moist to dry woodlands, prairies, disturbed areas. Dist: MI, IA, and OK south to nc. TN (Tennessee Flora Committee 2015), MS and TX; eastward as introductions or possibly disjuncts. Known for NC only from a single 1897 specimen from Hollow Rock, Orange Co. NC; probably an introduction.

Origin/Endemic status: Native

Synonymy: = Ar, C, F, FNA21, GrPl, Il, K1, K3, K4, Mi, NE, NY, S, SE1, Tn, Perdue (1957); = n/a – RAB

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC
  • Eastern Mountains and Piedmont: FAC
  • Great Plains: FAC
  • Midwest: FACU
  • Northcentral & Northeast: FACU

Heliophily: 9

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