Fraxinus nigra Marshall

Tree to 25 m; twigs glabrous, terete or nearly so; lfls 7–11, sessile, lanceolate to oblong, long-acuminate, often conspicuously serrate, broadly acute at base; fr flat, lanceolate to oblanceolate, 2.5–4 cm × 6–10 mm, the wing rounded to emarginate, extending nearly or quite to the base; no cal beneath the fr; 2n=46. Wet woods and swamps; Nf. and Que. to Man., s. to Del., W.Va., Ind., and Io.

Deep cold swamps, river banks and shores, tolerating some standing water; at elevations from sea level up to 900 metres.

Can be grown by seedlings.