Symphyotrichum firmum (Nees) Nesom. Phen: Aug-Oct. Hab: Peaty wetlands and seepages, fens, wet prairies. Dist: QC west to ND, south to WV, NC, and IA.
Origin/Endemic status: Native
Taxonomy Comments: Included by Nesom (1997) in Symphyotrichum puniceum (Linnaeus) Nesom var. puniceum, but see discussion in Nesom (1997b) and the analysis in Warners & Laughlin (1999) of differences between it and S. puniceum.
Synonymy: = FNA20, Il, Mi, NY, Pa, Nesom (1994a), Nesom (1997b); = Aster firmus Nees – C; = Aster puniceus L. ssp. firmus (Nees) A.G.Jones; = Aster puniceus L. var. firmus (Nees) Torr. & A.Gray – F, WV; > Aster lucidulus (A.Gray) Wiegand – G, GrPl, SE1, W; < Aster puniceus L. – Oh3, RAB; > Aster puniceus L. var. firmus (Nees) Torr. & A.Gray – G; < Symphyotrichum puniceum (L.) Á.Löve & D.Löve var. puniceum – K1, K3, K4