• Hicoria C.S. Rafinesque, 1838 accepted as Carya Nuttall, 1818
• Hicoria alba Britt.p.p. accepted as Carya ovata (P. Mill.) K. Koch
• Hicoria aquatica (Michx. f.) Britt. accepted as Carya aquatica (Michx. f.) Nutt.
• Hicoria arkansana (Sarg.) Ashe accepted as Carya texana Buckl.
• Hicoria austrina Small accepted as Carya glabra (P. Mill.) Sweet
• Hicoria borealis Ashe accepted as Carya ovata (P. Mill.) K. Koch
• Hicoria carolinae-septentrionalis Ashe accepted as Carya carolinae-septentrionalis (Ashe) Engl. & Graebn.
• Hicoria cordiformis (Wangenh.) Britt. accepted as Carya cordiformis (Wangenh.) K. Koch
• Hicoria floridana (Sarg.) Sudworth accepted as Carya floridana Sarg.
• Hicoria glabra (P. Mill.) Britt. accepted as Carya glabra (P. Mill.) Sweet
• Hicoria laciniosa (Michx. f.) Sarg. accepted as Carya laciniosa (Michx. f.) G. Don
• Hicoria myristiciformis (Michx. f.) Britt. accepted as Carya myristiciformis (Michx. f.) Nutt.
• Hicoria ovalis (Wangenh.) Ashe accepted as Carya ovalis (Wangenh.) Sarg.
• Hicoria ovata (P. Mill.) Britt. accepted as Carya ovata (P. Mill.) K. Koch
• Hicoria pallida Ashe accepted as Carya pallida (Ashe) Engl. & Graebn.
• Hicoria pecan (Marsh.) Britt. accepted as Carya illinoinensis (Wangenh.) K. Koch
• Hicoria texana auct. non Le Conte accepted as Carya texana Buckl.
• Hicoria texana Le Conte accepted as Carya lecontei Little
• Hicoria tomentosa (Lam. ex Poir.) Raf. accepted as Carya alba (L.) Nutt. ex Ell.
• Hicoria villosa (Sarg.) Ashe accepted as Carya texana Buckl.