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The species name of pitch pine (Pinus rigida) means rigid or stiff and refers to both the cone scales (17) and the wide-spreading, sharply pointed needles (5). It is a medium-sized tree with moderately strong, coarse-grained, resinous wood that is used primarily for rough construction and where decay resistance...
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www.na.fs.fed.us/pubs/silvics_manual/Volume_1/pinus/rig...
www.na.fs.fed.us/pubs/silvics_manual/Volume_1/pinus/rigida.htm
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Leaf Characteristics; ... The Pitch Pine grows on dry ridges and slopes. This native of northeastern United States and adjacent parts of Canada is well known for its ability to survive fires. In Ohio its natural range is limited to the Allegheny Plateau region of the southeastern part of the state.
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lib.oh.us/tree/fact%20pages/pine_pitch/pine_pitch.html
lib.oh.us/tree/fact%20pages/pine_pitch/pine_pitch.html
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In only one case was grafting with another species, shortleaf pine. The table below summarizes some root system characteristics for young pitch pine trees [108]. ... Root system characteristics of pitch pine trees from 1 to 30 years old excavated from the Lebanon State Forest, NJ...
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www.fs.fed.us/database/feis/plants/tree/pinrig/all.html
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Pinus rigida pitch pine; Dr. ... Pinus rigida hybridizes with shortleaf pine Pinus echinata (the hybrid showing intermediate characteristics), pond pine Pinus serotina, loblolly pine Pinus taeda (hybrid sometimes called Pinus x rigitaeda which is a commercial species in Korea), and table mountain pine Pinus pungens.
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www.urbanforestrysouth.org/resources/library/pinus-rigi...
www.urbanforestrysouth.org/resources/library/pinus-rigida-pitch-pine/file_name
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Silvical characteristics of pitch pine suggest it is well adapted to fire. ... Native American burning maintained pitch pine using an understory fire regime type, with a 2- to 10-year return interval (Wade and others 2000). This frequency maintained stands with relatively large pines, scattered smaller pines and oaks,
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www.forestencyclopedia.net/p/p209
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Mosseler, A., Rajora, O.P., Major, J.E., and Kim, K.-H. 2004. Reproductive and genetic characteristics of rare, disjunct pitch pine populations at northern limits of its range in Canada. Conservation Genetics 5: 571-583 ;
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cfs.nrcan.gc.ca/projects/199
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A PLANTS profile of Pinus rigida (pitch pine) from the USDA PLANTS database ... Pinus rigida Mill. pitch pine; ... Pinaceae – Pine family...
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plants.usda.gov/java/profile?symbol=PIRI
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Trees with intermediate characteristics have been seen in southern New Jersey, and similar trees have been reported in southern Pennsylvania (9). At Placerville, CA, the Pacific Southwest Forest and Range Experiment Station crossed pitch pine with shortleaf, pond, Table Mountain, and loblolly pines.
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www.wildwnc.org/education/trees/pitch-pine-pinus-rigida...
www.wildwnc.org/education/trees/pitch-pine-pinus-rigida-pinaceae-pine-family
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Pitch pine is a 40-70 ft. evergreen with an irregular, globular form; twisting, gnarled, drooping branches; and scaly, reddish-brown bark which eventually becomes black. Stiff, yellow-green needles, in clusters of three, eventually turn dark-green. ... Plant Characteristics...
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www.wildflower.org/plants/result.php?id_plant=PIRI
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