Parthenocissus inserta (A. Kerner) Fritsch. Phen: May-Jun; Aug-Sep. Hab: Maritime thickets, rich alluvial forests, rich forests over mafic rocks, roadsides, and dumps. Dist: QC west to MB, WY, and CA, south to e. VA, n. WV, OH, MO, TX, and AZ. Recently found in Polk County, NC (D. Campbell, pers. comm., 2014).
Origin/Endemic status: Native
Syn: = F, Il, K3, K4, NE, NY, Pa; = Parthenocissus vitacea – C, FNA12, G, GrPl, K1, Mo3, Tx