Kalmia polifolia Wangenheim. Swamp Laurel, Bog Laurel, Pale Laurel. Phen: May-Jul. Hab: Bogs. Dist: NL (Labrador) and NT south to n. NJ, ne. PA, MI, WI, MN, and MT; disjunct (possibly introduced) in Tucker County, WV (where discovered by T.F. Wieboldt in 2007; see also Vanderhorst et al. 2019 for additional discussion).

Origin/Endemic status: Native

Synonymy: = C, F, FNA8, G, K1, K3, K4, Mi, NE, NY, Pa, Ebinger (1974), Southall & Hardin (1974)

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Wetland Indicator Status:

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

Heliophily: 9