. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. 125 PLATE XLVIII. AMERICAN HOP HORNBEAM Flnweriue branoh with iiniiiHtun' Iciivcs, (si stHinlimtf tl<»w«'is. (pt pistillii'*' l\<»w<'is, x h Branch with iiiatiin- I«'nvt's and h<i|-lik*- fruit clustiTs, x A. A siM'd with iiiflosinK iiHdiibraiit'. slinhtly <'nlart:«'d. A s«'<'<l with part of inclosinj; iiu'iiihiiinc n'movfil, sliyhtly »'iihn';r»'(l. A winter lirancli willi partly dovi'lnpcd icriiiinal stnininatc anti-nts, x h. Section of winter twig, enlargwl. AMERICAN HOP HORNBEAM Ostrya virgin
. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. 125 PLATE XLVIII. AMERICAN HOP HORNBEAM Flnweriue branoh with iiniiiHtun' Iciivcs, (si stHinlimtf tl<»w«'is. (pt pistillii'*' l\<»w<'is, x h Branch with iiiatiin- I«'nvt's and h<i|-lik*- fruit clustiTs, x A. A siM'd with iiiflosinK iiHdiibraiit'. slinhtly <'nlart:«'d. A s«'<'<l with part of inclosinj; iiu'iiihiiinc n'movfil, sliyhtly »'iihn';r»'(l. A winter lirancli willi partly dovi'lnpcd icriiiinal stnininatc anti-nts, x h. Section of winter twig, enlargwl. AMERICAN HOP HORNBEAM Ostrya virginiana, (Miller) K. Koch OEKUS DESCRIPTION—This genus comprfsett alwut 4 8i)ecle8 which are widely distributed in the northern hemisphere. Two species are native to America and 2 to the eastern hemisphere. One of the American species is more limited in its distribution than any other known tree, being found only in the Grand Canyon of the Colorado River in Arizona while the other American species is rather widely distributed over the eastern part of the country. FOBM—Usually attains a height of 20-30 ft. with a diameter of 1} ft. but may reach a height of 60 ft. with a diameter of 2 feet. Crown high, open, and very broad, formed by widely spreading often drooping branches with ascending branchlets. BARK—Grayish-brown, thin, roughened by loose fiattish scales which are loose at the ends. See Fig. 75. TWIGS—Slender, tough, dark, reddish-brown, zigzag, at first hairy and green, later smooth, lustroi}s, dark brovtm. BITDS—Alternate, axillary; terminal bud absent, ovate, { of an inch long, sharp-pointed, distinctly divergent, slightly pubescent, smooth, gununy, covered by about 8 visible, longi- tudinally-striated. 4-ranked scales which increase in size from the base towards the apex. LEAVES—Alternate, simple, ovate-oblong, acute at apex, doubly-serrate on margin, rounded or heart-shaped or wedge-shaped at base, 3-5 inches long; dull yellovdsh-green above, paler gr
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectforests, bookyear1901
