Jack Pine (Pinus banksiana)
[ Trees > Conifers > Pines . . . ] Forest Types: Boreal, Northern Savanna, Jack Pine Forest
by Michael Kuo
Habitat: Usually in pure stands in dry, barren areas, sandy or rocky soils, and so on; often a colonizer of burned or logged areas; northern North America.
Stature: 25-70 feet high; to 2 feet in diameter; with an open, irregular, scraggly crown.
Needles: In bundles of 2, often forming a wide V; up to 1.5 inches long; yellow-green; often twisted.
Bark: Thin; dark reddish brown; shallowly furrowed.
Cones: 1.5-2 inches long; not symmetrical; scales not developing or separating evenly; often remaining closed on the branch for years.
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Cite this page as:
Kuo, M. (2008, January). Jack pine (Pinus banksiana). Retrieved from the MushroomExpert.Com Web site: http://www.mushroomexpert.com/trees/pinus_banksiana.html