Flora of the Southeastern United States
2022 Edition


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Robinia pseudoacacia Linnaeus. Black Locust. Phen: Apr-Jun; Jul-Nov. Hab: Forests, woodlands, disturbed areas, roadcuts. Dist: Native in the s. and c. Appalachians, from PA south to GA and AL, and the Interior Highlands, now much more widespread, throughout e. and c. North America, also widely cultivated and escaped in Europe.

Origin/Endemic status: Endemic

Syn: = Ar, C, Fl3, Il, K1, K3, Mi, Mo3, NcTx, NE, NY, Pa, SE3, Tx, Va, W, WH3, Isely & Peabody (1984); = Robinia pseudo-acacia – F, GrPl, RAB, S, WV, orthographic variant; > Robinia pseudo-acacia var. pseudo-acacia – G, orthographic variant; > Robinia pseudo-acacia var. rectissima – G

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image of plant© Joey Shaw
image of plant© Richard & Teresa Ware
image of plant© Grant Morrow Parkins
image of plant© Gary P. Fleming