Carya texana Buckley
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Species Description - Bark nearly black, rough, deeply furrowed; buds 5–8 mm, densely covered with resinous, yellowish scales; petiole, rachis, and lower lf-surface densely rusty-pubescent when young, at maturity subglabrous, or pubescent only on the main veins and in the vein-axils; lfls (5)7, pale beneath, the terminal lance-obovate, commonly under 10 cm; fr obovoid, 2–4 cm, densely resinous, eventually splitting to the base; nut pale brown, broadly ovoid or subglobose, scarcely angled, ± compressed, kernel edible; 2n=64. Dry upland woods; s. Ind. to Mo., s. to La. and Tex. (C. buckleyi) Our plants are usually segregated as var. arkansana (Sarg.) Little.
Ozark-hickory, black hickory