Endotropis alnifolia (L'Héritier) Hauenschild. Alder-leaved Buckthorn, American Alder-Buckthorn. Phen: May-Jul. Hab: Northern forests, mafic or calcareous (dolomitic) seeps, usually with Parnassia grandifolia. Dist: NL (Newfoundland) west to BC, south to NJ, PA, w. MD (Knapp et al. 2011), sw. VA, ne. TN (Chester, Wofford, & Kral 1997), OH, n. IN, n. IL, IA, and CA.

Origin/Endemic status: Native

Synonymy: = K4, Hauenschild et al (2016c); = Rhamnus alnifolia L'Hér. – C, F, FNA12, G, GrPl, Il, K1, K3, Mi, NE, NY, Pa, Tn, Va, W, WV, Brizicky (1964a); = Ventia alnifolia (L'Hér.) Hauenschild – Hauenschild et al (2016b)

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Wetland Indicator Status:

• Eastern Mountains and Piedmont: OBL (name change)
• Great Plains: FACW (name change)
• Midwest: OBL (name change)
• Northcentral & Northeast: OBL (name change)

Heliophily: 5