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Douglas-fir is one of the world's best timber-producing species and yields more timber than any other species in North America, making the forestlands of western Oregon, Washington, and British Columbia the most productive on the continent. In 2011, Douglas-fir represented 34.2% of US lumber exports, to a total of 1.053 billion board-feet.
Elaeis (from Greek 'oil') is a genus of palms, called oil palms, containing two species, native to Africa and the Americas. They are used in commercial agriculture in the production of palm oil . Description
Elaeis guineensis is a species of palm commonly just called oil palm but also sometimes African oil palm or macaw-fat. [3] The first Western person to describe it and bring back seeds was the French naturalist Michel Adanson .
Coast Douglas-fir seed cone, from a tree grown from seed collected by David Douglas Pseudotsuga menziesii var. menziesii has attained heights of 393 feet (120* m). That was the estimated height of the tallest conifer ever well-documented, the Mineral Tree ( Mineral, Washington ), measured in 1924 by Dr. Richard E. McArdle, [ 7 ] former chief of ...
It is native to western North America. ... Douglas fir This page was last edited on 11 January 2025, at 18:53 (UTC). Text is available under the ...
The forest has an area of 10,000 ha and an elevation of 200-900 m above sea level. The site includes hills, cliffs and escarpments, hills, a gently undulating, low-lying plain, and seasonal swamps.
Douglas fir and aspen forest is a plant community or vegetation type of the mountains of the western United States, dominated by Douglas fir (Pseudotsuga menziesii) and Quaking aspen (Populus tremuloides). [1]
The Queets Fir is a superlative Douglas fir about 2.5 miles from the Queets River Trail trailhead, [1] [2] on Coal Creek, a tributary of Queets River in the Olympic National Park in Washington State. It was known for fifty years, beginning in 1945, as the largest known fir by volume, and is still largest known in diameter. [ 3 ]