Toxicodendron vernix (Linnaeus) Kuntze. Poison Sumac, Thunderwood, Poison Elder, Poison Dogwood. Phen: May-Jun; Aug-Sep. Hab: In peaty habitats, in the Coastal Plain frequent in streamhead pocosins and sandhill seepage bogs, in the mountains in bogs. Dist: NS west to MN, south to c. peninsular FL and TX.
ID notes: The leaf rachis and leaflet petiolules are usually a dark red or maroon color. The leaves turn a very attractive shade of orange-red in autumn.
Origin/Endemic status: Native
Synonymy ⓘ: = C, Fl4, GW2, Il, K1, K3, K4, Mi, NcTx, NE, NeUS, NY, Pa, S, Tn, Va, W, WH3; = Rhus vernix L. – F, G, RAB, S13, Tat, Tx, WV
Wetland Indicator Status:
Heliophily ⓘ: 6
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