File:Bulletin (Pennsylvania Department of Forestry), no. 11 (1901) (20314118650).jpg

Title: Bulletin (Pennsylvania Department of Forestry), no. 11
Identifier: bulletinpennsylv11pennx (find matches)
Year: 1901 (1900s)
Authors: Pennsylvania. Dept. of Forestry
Subjects: Forests and forestry
Publisher: Harrisburg, Pa. : The Department : WM. Stanley Ray, state printer of Pennsylvania
Contributing Library: Penn State University
Digitizing Sponsor: Lyrasis Members and Sloan Foundation

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m 76 WHITE PINE Pinus Strobus, Linnaeus FORM-At pn.sent seldom oxcee i^^»^"^- Fig. 65). TWIGB-Slender. flexible, at flrat hairy, slightly -^^^f J^^^i'^X't«'"^t T J^^^^ at first light green and erect. During first winter light brown in color, less ereci i~ very resinous if punctured. BUD»-In temxinal cluster. ovate-oblo«g. sharp-pointed with "XXutTr^nTnTl^n^g^ and overlapping scales. Apical bud ii of an Inch long. Lateral buds about i of an Inch LEAVE^Light green when young and bluish-green, soft. AexiWe 2i-5 '-^J^^^.^X „JS^; persist^s^ly until end of second season, ^^ll" ^te efgerand are s^onded cross-section, contain one fibro-vascular bundle, have finely serrate edges at the base by a deciduous sheath. along new^wth. pinkish-purple, cylindrical, about i of an inch long. FRUIT-A cone maturing in two seasons. 5-10 inches long %^^:'^'^^:^U'T^\T7rl and covered with thin unarmed scales without ^^'^^^^f^^^JP^^:. ^^^'^^ '^*"^' ' * long, darlc brown in color on both sides and motUed with black spots. WOOD-Non-porous; resinous, soft. «tralght-grained. easily work^Ughtbr^^ which may be almost white. Weighs 24 Ibe. per cuWc foot ^^^/«jf ^^g except where nf nurooses than any other native species and adapted for practically all uses exc«y sfreng^har^i^L flexibility and durability In contact with soil are required. BISTINGUISHINa CHABACTERI8TIC8-/rhe White Pine !« thej.nly ^jne native to easte^ North America having soft, flexible. ^^"*«^«7„^° . "^^^^^.^^.J^^^^^ rS^e cones are 6-10 branches, usually 3-7 In a whorl, are arranged in ^*f"°«* ^J^^^^;"^ Inches long, long-stalked, and their cone-scales are thin. flat, and unarmed. EANGI^Newfaundland to Manitoba on the north. .'^'^ J^.^^^^^'Z^ *' """"" sylvanla and along the Allegheny Mountains to Georgia, and southwest to Iowa. DISTRIBUTION IN PENNSYLVANIA^ommon in t^e mountainous portion of the State. OrrginlSTformed heavy stand, especially In the central '^"'^"^^^^"..^^.^^."^Je^^^^^ Sh- times pure but usuaUy mixed with other species. Found sparingly in the B^thwe«teni an^ eastern parts where It is usually limited to coo^ ravines and J^^.'^.^^^f^,- ^^^V^^ A few in valleys like the Cumberiand. Lancaster. Chester, lower Lehigh and lower Delaware, remnants of original White Pine remain in northwestern Pennsylvania. HABITAT—Prefers a fertile, moist, well-drained soil, but will grow well on dry ^""^VJ^^l swampB and ridge* exposed to severe winds. rmnsTAHRE OF THE SPECIES—Wliite Pino Is one of the most imjwrtant tlinlier treM of t^Z^Z^ ^> n.Te ,o Amerlc but «., .ntr«i«oed '"to^^/;"'*.^^'^ e^t^ s:n«? ."iu'^iirzrnf-i:ernrrLt"'"-,^.'%rry^^^ - tractive ornamentally, and wiU thrive in pure or f^^f.^'^^'^'^^'^^l Uncial r«Wns from count of less danger from dii^ase, better natural P™«»°5;»"f «j"«\/^^^'%^;;; ^nt of thinnings. Nursery beds of seedling White Pines are shown In Jig. 18. and aeveiopm seedlings and plantation* in Fig. 14 and Figs. 16-20.
Text Appearing After Image:
PLATE XII. WHITE PINE 1. Kniiirh with noodlos nn<l terminal cluster of Jttuls, x \. 2. A cluster of live needles, x J. .H. Tip of needle with siiaii'l-V serrate niarKin, enlarged. 4. Branch with staminate tlowers, x i. „„« vour i.ld cone on last season's 5. Branch wth (a) pistillate Howers on new growth (b) one-jear old cone on growth, y ). Ct. Branch with an open and closed cone, x J. 7. Lower side of a cone scale, x J. . , a i 8. Upper side of a cone scale witli t^^o winged secrts, x j. 9. A winged seed, x *. 10. A seed, natural size. 11. Section of seed with embryo, natural size. 12. A seedling, x i. INTENTIONAL SECOND EXPOSURE

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