Symphyotrichum boreale (Torrey & A. Gray) Á. Löve & D. Löve. Rushlike Aster, Northern Bog Aster. Phen: Aug-Oct. Hab: Calcareous wetlands. Dist: NL (Newfoundland) west to AK, south to n. NJ, ne. PA, nw. PA, WV, OH, IN, IL, IA, NE, CO, ID, and WA. Reported for WV (Barbour, Fayette, Nicholas, and Randolph counties), PA, and NJ.

Origin/Endemic status: Native

Synonymy: = FNA20, K1, K3, K4, Mi, NE, NY, Pa, Nesom (1994a); = Aster borealis (Torr. & A.Gray) Prov. – C; ? Aster junciformis Rydb. – F, G, GrPl, Oh3

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Wetland Indicator Status:

• Eastern Mountains and Piedmont: OBL
• Great Plains: OBL
• Midwest: OBL
• Northcentral & Northeast: OBL

Heliophily: 9