scattered populations host:www.na.fs.fed.us

Listing 1 - 10 from 28 for scattered populations

Chamaecyparis nootkatensis (D
... (2). In Oregon and Washington, Alaska-cedar grows in the Cascade Range and Olympic Mountains; scattered populations are found in the Coast Ranges and in the Aldrich Mountains of central Oregon (8 ... Cover Alaska-cedar occasionally grows in pure stands but is usually found singly or in scattered groups mixed with other tree species. Associated species change with latitude. In California, Alaska-cedar ...
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Betula nigra L
... of the United States from eastern Texas and southeastern Iowa to Virginia and northern Florida. Scattered populations are found along rivers and streams as far north as southern Minnesota, central Wisconsin, and ...
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Quercus virginiana Mill
... to Georgia and Florida including the Florida Keys; west to southern and central Texas with scattered populations in southwestern Oklahoma and the mountains of northeastern Mexico (4). -The native range of live ...
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Abies concolor (Gord
... of Jeffrey pine, western white pine (P. monticola), and sugar pine are scattered through the forest (47). In Oregon, scattered western hemlocks are also found (22). At low elevations California white ... J. J. 1976. Variation and selection in western montane species. II. Variation within and between populations of white fir on an elevational transect. Theoretical and Applied Genetics 47:27-34. Hawley ...
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Abies lasiocarpa (Hook
... forests of the Rocky Mountains. Corkbark fir is found mixed with subalpine fir on scattered mountains in southwestern Colorado; northern, western, and southwestern New Mexico; and in the ... exhibit differences in growth, phenology, dormancy, resistance to heat and cold, etc, among different populations. Races and Hybrids Corkbark fir is the only recognized natural geographical variety of subalpine ...
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Abies magnifica A
... with sugar pine (P. lambertiana), mountain hemlock (Tsuga mertensiana), or incense-cedar (Libocedrus decurrens). Scattered individuals of Jeffrey pine (Pinus jeffreyi), sugar pine, and western white pine (P. monticola ... with meadow voles and heavy brush can prevent conifer establishment for decades. Where gopher populations are high, damage to root systems of mature trees can be extensive, although ...
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Juniperus occidentalis Hook
... limit is Trinity County, CA. - The native range of western juniper. Climate Northern populations of western juniper grow in a climate characterized as continental. The climate ... frequently Mollisols. Argixerolls, Haploxerolls, and Haplaquolls are common great groups. Soils supporting scattered juniper are commonly Aridisols-including Camborthids, Durargids, and Haplargids however, Argixerolls are ...
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Larix laricina (Du Roi) K
... (50). Tamarack often grows on much drier sites in the northern part of its range. Scattered individuals and sometimes stands are found on swamp margins, on the banks of streams and ... shoots no doubt help tamarack survive defoliation or flooding, they also apparently support high sawfly populations (12). Rooting Habit- Tamarack typically has a shallow, spreading root system. On favorable sites roots ...
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Libocedrus decurrens Torr
... is a distinctive component of the Sierra Nevada mixed-conifer forest, where it grows as scattered individuals or in small groups (5). Its range spans about 15° of latitude and a ... , Berkeley, CA. 118 p. Harry, David Elmer. 1984. Genetic structure of incense-cedar (Calocedrus decurrens) populations. Berkeley: University of California. 163 p. Ph.D. dissertation. Harry, David E. 1987. Shoot elongation ...
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Pinus clausa (Chapm
... order of importance, are the Astatula, Paola, and St. Lucie series (1). In west Florida, scattered stands of Choctawhatchee sand pine grow on the excessively drained soils of the Coastal Lowlands ... pathogen of sand pine under field conditions. Heavy clay or poorly drained soils may support populations of P. cinnamomi. The areas of Florida and Georgia where planted sand pines have been ...
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