Quercus Macrocarpa
Read about Quercus Macrocarpa in the Standard Cyclopedia of Horticulture
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Quercus macrocarpa, Michx. Bur Oak. Mossy Cup Oak. Fig. 3306. Tree, to 80, sometimes 160 ft., with large spreading branches, forming a broad, round head: bark light brown, deeply furrowed; younger branches sometimes with corky wings:lvs. obovate or oblong-obovate,lyrate-pinnatifid, with 4-10 pairs of lobes, the lower ones smaller, separated by wide and deep sinuses, the upper ones much larger, or sometimes the lvs. are only sinuately dentate above the middle, bright green and shining above, grayish or whitish tomentose beneath, 4-8 in. long: fr. sessile or short-stalked; acorn broadly ovate or ovoid, 3/4-1 1/2 in. high, embraced about one-half by the large 3/4-2-in.-wide cup, with the upper scales awned and forming a fringe-like border. Nova Scotia to Pa., west to Man. and Texas. S.S. 8:371, 372. Em. 1:149. G.F. 2:500; 3:407. Mn. 2:153. Gng. 4:342. Var. olivaeformis, Gray (Q. olivaeformis, Michx.). Lvs. deeply pinnatifid, lobes almost all narrow and separated by wide sinuses: cup usually elongated, much higher than broad. S.S. 8:373. M.D.G. 1901:167.—The bur oak is of vigorous growth and becomes a stately tree and is of picturesque appearance in winter with its corky branches. The crown is often fan-shaped until tree is mature.
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References
- Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963
External links
- w:Quercus Macrocarpa. Some of the material on this page may be from Wikipedia, under the Creative Commons license.
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