This section is from the book "The Standard Cyclopedia Of Horticulture Vol2", by L. H. Bailey. See also: Western Garden Book: More than 8,000 Plants - The Right Plants for Your Climate - Tips from Western Garden Experts.
(Hicoria alba, Brit. C. tomentosa, Nutt. Not to be confounded with C. alba, Nutt., which is C. ovata). Mockernut. Big-bud Hickory. Tree, rarely attaining to 100 ft.: leaflets 7-9, almost sessile, oblong-lanceolate, long-acuminate, usually finely serrate, glandular and tomentose beneath, very fragrant when crushed, 4-8 in. long: fruit globose to pear-shaped, 1 1/2-2 in. long; nut light brown, globular to oblong, slightly compressed, angled, narrowed toward the apex, thick-shelled; kernel small, sweet. Mass. to Ont. and Neb., south to Fla. and Texas. S.S. 7:350-1. U.S.N. C. 12, 1-3. Em. 222.
cc. Bark shaggy, light gray: branches and petioles glabrous or pubescent: husk very thick, separating to the base: outer bud-scales persisting through the winter.
(Hicoria laciniosa, Sarg. H. acuminata, Dipp. C. sulcata, Nutt.). Big or Bottom Shell-bark Hickory. King-Nut. Tall tree, occasionally to 120 ft.: branchlets orange-red: leaflets 7-9, oblong-lanceolate, acuminate, serrate, pubescent when young, usually glabrous at length, 4-8 in. long: fruit generally oblong, 1 3/4-2 1/2 in. long; nut yellowish white, oblong, but sometimes as broad as long, slightly compressed and obscurely 4-angled, pointed at both ends; kernel sweet. N. Y. to Iowa, south to Tenn, and Okla. S.S. 7:348-9. U.S. N.C. 11.
Shagbark Hickory. Also Little Shellbark Hickory, although the latter name by some is applied to the preceding. Figs. 830, 831. Tree, occasionally to 120 ft.: leaflets generally 5, sessile, oblong or oblong-lanceolate, acuminate, serrate, densely fimbriate, pubescent and glandular when young, glabrous at length, 4-6 in. long: fruit subglobose, about 1 1/2-2 1/2 in. long; nut white, oblong to broadly obovate, 4-angled; kernel sweet. From Que. to Minn., south to Fla. and Texas. S.S. 7:346-7. Em. 217. U.S.N.C. 10. A.G. 11:386, 6, 9; 387, 3; 388, 11. Gng. 7:51. A.F. 14:339. - Next to Pecan the best as a fruit tree, especially for northern states, where the pecan is not quite hardy. Several named varieties are in trade, of which probably variety Halesii, Hort., with large, thin-shelled nut, is the best known. An ornamental, often very picturesque tree; the stout branches forming a rather broad, usually somewhat open, head. variety Nut-tallii, Sarg. (C. microcarpa, Nutt, in part). fruit smaller; nut rounded, usually obcordate, much compressed and prominently angled, about 1/2in. across.
Mass. to Pa. and Mo. Nut-tall, Silv. N. Am. 1:13. variety fraxinifdlia, Sarg. leaflets lanceolate or nearly oblanceolate, the terminal one 5-6 in. long and l 3/4-2 in. wide: fruit generally smaller, ovoid, pointed, 1 1/4 in. long; nut long-pointed. W. N. Y.
C. arkansana, Sarg. Allied to C. glabra. Tree, to 70 ft.: bark dark gray, scaly: branchlets pubescent: leaflets 5-7, lanceolate, densely pubescent when unfolding, glabrous at maturity, 4-7 in. long: fruit ovoid or obovoid; husk usually splitting to the middle; nut slightly obovoid; shell very thick and hard; kernel sweet, small. Ark. and Okla. S.T.S. 2:181. - C. Buckleyi, Durand (C. texana, Buckl., not DC). Allied to C. alba. Tree, to 50 ft., with dark, furrowed bark: leaflets 7, lanceolate or oblanceolate, pubescent on the veins below, 3-6 in. long: fruit subglobose or ovoid, 1 1/2 in. across; husk thin, splitting to the base; nut reddish brown, veined; shell hard; kernel sweet. Texas to Okla. and Ark. S.T.S. 2:182. - C. carolinx-septentrionalis, Engler & Graebn. (Hicoria carolina-sep-tentrionalis, Ashe). Allied to C. ovata. Branchlets slender: leaflets 3-5, lanceolate, glabrous: fruit smaller; nut thin-shelled. N. C. to Ga. S.S. 14:720. - C. floridana, Sarg. Allied to C. cordiformis. Buds valvate, brownish yellow: leaflets usually 5, elliptic-oblong to lanceolate, densely scaly beneath, 2-3 1/2 in. long: fruit obovoid, about 1 in. long, husk tardily splitting to the base; nut obovoid or subglobose. Fla. S.T.S. 2:177. - C. megacarpa, Sarg. Closely related to C. glabra.
Bark close: buds larger:
Fig. 830. Twig of Carya ovata.
Fig. 831. Fruit of Carya ovata, the shagbam hickory. The cross-section is to show structure, not to show a good horticultural fruit. (Natural size.) leaflets to 8 in. long: fruit broadly obovoid, to 11/2 in. long; husk thick, tardily dehiscent to the middle; nut obovoid; kernel small, sweet. N.Y. to Mo. and Fla. S.T.S. 2:180. - C. mexicana, Engelm. Tree, with shaggy bark and tomentose-pubescent leaves: fruit depressed, with rather thick husk and broad, sharply 4-angled, white nut. Mex. The only species not native to the U. S. - C. texana, DC. (Hicoria texana, Le Conte). Similar to C. Pecan, but leaflets broader, less falcate, almost sessile: nut smaller, much darker, with somewhat rough surface; kernel bitter. Texas. S. S. 14:719. - C. texana, Buckl.= C. Buckleyi. Alfred Rehder.