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Trees with Needlelike Leaves Grouped in Bundles of 2 to 5 (Pines) <br /> <br />RED PINE or Norway pine (Pinus resinosa) <br />Large tree. 40' - 60' ti00') tall; symmetric, rounded <br />crown with stout, horizontal branches spaced in annaaJ <br />whorls along the trunk: trunk, buttressed when mature, <br />up to 36" diameter. Leaves: Needlelike, -/"- 6" long, <br />2per bundle, break cleanly when bent. dark green. <br />Twigs: Reddish-brown: buds, orangish-brown to <br />reddish-brown, with loose scales. Seed cone: i%" - 2%" <br />tong. genie tips unarmed, pairs usually stick out at right <br />angles from branch. Bark: Reddish-brown to gray, <br />flaky: becoming shallowly furrowed with thin. scaly <br />plates (resembling jigsaw puzzle pieces). Range: <br />Nati ye. north-central and northeastern Minnesota; hardy <br />throughout. Remarks: Shade-intolerant; moderately <br />fast-growing; ~ong-lived; Minnesota's state tree. <br />Important dmioer tree naturally found on dry,, highly <br />acidic, sandy soils. Commonly used in reforestation <br />projects and Christmas tree plantations. Fire dependent; <br />seeds rapidly germinate on. exposed soils. Thick bark <br />protects mature trees. Sometimes called "Norway pine," <br />probably because early settlers confused the tree with <br />the Norway spruce of Europe. <br /> <br />EASTERN WHITE PINE (Pinus strobux) <br />Large tree. 40'- 70' ([00') tall: oval or irregular crown <br />with horizontal branches spaced in annual whorls along <br />the trunk (piumelike outline); trunk, buttressed when <br />mature, up to 42" diameter. Leaves: Needlelike. <br />2%" - 5" long, 5 ~er bundle, so]?, flexible, bluish-green. <br />Twigs: Greenish-~rav to oran,-,ish-brown; buds, reddish <br />or yellowish-bruwn, pointed tip. Seed cones: 4" - 8" <br />long, fie. rible, resin-coated scale tips (white). <br />Bark: Greenish-gray, smooth; becoming grayish-brown <br />and deeply furrowed with scaly ridges. Range: Native, <br />northern and eastern Minnesota: hardy to Zone 3a. <br />Remarks: intermediate in shade tolerance; fast- <br />growing; [on?lived. Once called the '~Monarch of the' <br />North." eastern white pine is the largest coniferous tree <br />in Minnesota and was the most important timber species <br />in the United States from about !.700 to 1920. British <br />attempts to control white pine harvesting for use in the <br />Royal Navy contributed [o the American Revolution. <br />Reestabtishment efforts have been slowed by white pine <br />blister rust ia disease) and heavy deer browsing. <br />Attractive Christmas tree and ornamental species that <br />survives on a wide variety of well-drained sites. <br /> <br />Eastern <br />White Pine <br /> <br />11 <br /> <br />I <br />I <br /> <br />-276- <br /> <br /> <br />