Quercus nigra L.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Fagaceae
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Scientific Name
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Description
Species Description - Tree to 25 m; bark gray to black, smooth when young, roughened with scaly ridges in age; twigs soon glabrous; buds thinly pubescent, 3–6 mm; lvs cuneate-obovate or cuneate-spatulate and abruptly widened above, entire or shallowly and irregularly 2–5-lobed, 4–10 × 1.5–5 cm, scarcely bristle-tipped, long-cuneate to the base, glabrous and dull green on both sides, or with some stellate hairs on the vein-axils; acorns 1–1.5 cm, the cup saucer-shaped, with numerous narrow, closely appressed scales, covering a third of the nut. Usually in damp or wet soil; Cape May Co., N.J. to Fla. and Tex., chiefly on and near the coastal plain, and n. in the interior to se. Mo.
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Common Names
water oak