. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. 172 WILD BLACK CHERRY Prunus serotina, Ehrhart rORM—Usually reaches a height of SO-75 ft. with a diameter of 2-8 ft., but may atUln a height of 110 ft. with a diameter of 6 feet. In forest-grown specimcna the trunk Is usually long, clean, and with little taper, while In open-grown specimens it is usually short. Crown rather irregularly-6blong. BABK—On young trunks (Pig. 117) rather smooth, glossy, reddish brown, marked with con- spicuous white horteontally-elongated lentlcels; peels off in thin fllm-Uke layers, and
. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. 172 WILD BLACK CHERRY Prunus serotina, Ehrhart rORM—Usually reaches a height of SO-75 ft. with a diameter of 2-8 ft., but may atUln a height of 110 ft. with a diameter of 6 feet. In forest-grown specimcna the trunk Is usually long, clean, and with little taper, while In open-grown specimens it is usually short. Crown rather irregularly-6blong. BABK—On young trunks (Pig. 117) rather smooth, glossy, reddish brown, marked with con- spicuous white horteontally-elongated lentlcels; peels off in thin fllm-Uke layers, and exposes greenish inner bark. On old trunks (Pig. 118) blockish, roughened by thick Irregular plates with projecting edges. , TWIGft—Smooth, rather slender, reddish-brown, marked with numerous, pale, round lentlcels which In time become horizontally-elongated; pith white or light brown. Often covered with a thin, film like, grayish coating which rubs off readily. Inner bark has a characteristic bitter taste and a rather pleasant odor. BVD8—Alternate, about 1/8-1/6 of an inch long, ovate, usually sharp-pointed, smooth, glossy, reddlsh-brovm, covered by about 4 visible ovate bud-scales which are sometimes coated with a smoky or grayish fllm-Uke skin. Lateral buds usually divergent but sometimes appressed, flat- tened, and larger than the terminal. LEAVES—Alternate, simple, oblong or lanceolate-oblong, 2-? Inches long, tapering or rounded at base, taper pointed at apex, serrate on margin with short Incurved teeth, rather thick and shiny above, paler beneath. LEAF-BCABS—Alternate, more than 2-ranked, raised on projections of the twigs, seml-elliptlcal tendency in outUne, with 3 bundle-scars. TLOWERS—Appear in May or June; white, perfect, about J of an Inch across, borne In elongated drooping racemes 3-4 Inches long. FKUIT—A purplish-black juicy drupe, i-i of an Inch In diameter, arranged In rather open drooping clusters; seed stony. Matureb In summer. WOOD—Diffuse
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectforests, bookyear1901
