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Most shortleaf pines grow in soils that have low organic matter in subsurface horizons and are relatively moist. [10] The shortleaf pine grows in altitudes of up to 3,000 feet in the Southern Appalachians. [2] There are 85 different forest types that the shortleaf pine is a component, spanning 22 states in the U.S.
Jeffrey pine wood and ponderosa pine wood are sold together as yellow pine. [10] Both kinds of wood are hard (with a Janka hardness of 550 lbf (2,400 N)), but the western yellow pine wood is less dense than southern yellow pine wood (28 lb/cu ft (0.45 g/cm 3 ) versus 35 lb/cu ft (0.56 g/cm 3 ) for shortleaf pine).
The borders of Colorado are now officially defined by 697 boundary markers connected by straight boundary lines. [3] Colorado, Wyoming, and Utah are the only states that have their borders defined solely by straight boundary lines with no natural features. [4] The southwest corner of Colorado is the Four Corners Monument at 36°59'56"N, 109°2 ...
Mature Pinus pinea (stone pine); note umbrella-shaped canopy: Pollen cones of Pinus pinea (stone pine) A red pine (Pinus resinosa) with exposed roots: Young spring growth ("candles") on a loblolly pine: Monterey pine bark: Monterey pine cone on forest floor: Whitebark pine in the Sierra Nevada: Hartweg's pine forest in Mexico
The Piney Woods is a temperate coniferous forest terrestrial ecoregion in the Southern United States covering 54,400 square miles (141,000 km 2) of East Texas, southern Arkansas, western Louisiana, and southeastern Oklahoma.
This forest ranges from the Cascade Range to the Siskiyou Mountains, and the Rogue River drains over 75% of the forest's area. There are parts of eight wilderness areas in the forest as well as what may be the world's tallest pine tree, a ponderosa pine that is 268.35 ft (81.79 m) tall. [105] [106] Roosevelt: Colorado
All the major mountain ranges in the state of Colorado, United States, are considered subranges of the Southern Rocky Mountains. As given in the table, topographic elevation is the vertical distance above the reference geoid , a mathematical model of the Earth's sea level as an equipotential gravitational surface.
Map of Colorado. The area of the Arapaho National Forest area in red. Arapaho National Forest is a National Forest located in north-central Colorado, United States.The region is managed jointly with the Roosevelt National Forest and the Pawnee National Grassland from the United States Forest Service office in Fort Collins, Colorado.