| black walnut | (n) North American walnut tree with hard dark wood and edible nut, Syn. black hickory, Juglans nigra, black walnut tree |
| mockernut | (n) smooth-barked North American hickory with 7 to 9 leaflets bearing a hard-shelled edible nut, Syn. black hickory, Carya tomentosa, white-heart hickory, mockernut hickory, big-bud hickory |
| pignut | (n) an American hickory tree having bitter nuts, Syn. Carya glabra, brown hickory, black hickory, pignut hickory |