Quercus nigra Linnaeus. Water Oak, Paddle Oak. Phen: Apr; Sep-Nov (of the second year). Hab: Bottomland forests, especially on levees or second terraces where flooded infrequently and for short periods, less commonly on mesic slopes, but also now widely distributed and common as a "weed tree" in upland situations. Dist: Primarily a species of the Southeastern Coastal Plain: s. NJ south to s. FL and west to e. TX and se. OK, north in the interior to se. TN, c. TN, w. and sc. KY (Clark et al. 2005), se. MO, and e. OK.

Origin/Endemic status: Endemic

Other Comments: Seedlings and fire sprouts of this species are highly variable in leaf morphology; see discussion at end of generic treatment.

Synonymy: = Ar, C, Fl2, FNA3, G, GW2, Il, K1, K3, K4, NcTx, RAB, S, Tn, Va, W, WH3, Hunt (1990); = Quercus aquatica Walter; > Quercus nigra L. var. heterophylla (Aiton) Ashe – F; > Quercus nigra L. var. nigra – F

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