Douglas fir - Wikipedia
网页The Douglas fir (Pseudotsuga menziesii) [4] is an evergreen conifer species in the pine family, Pinaceae. It is native to western North America and is also known as Douglas-fir, [5] Douglas spruce, [6] Oregon pine, [7] and Columbian pine. [8]
Douglas Fir - National Wildlife Federation
网页Douglas firs are evergreen trees, meaning they keep their needle-like leaves year-round. There are two varieties of this species, coast Douglas fir and Rocky Mountain Douglas fir, which are differentiated by their habitats, growth rates, and physical characteristics.
Douglas Fir: Key Facts - Forest Wildlife
网页The Douglas fir tree is a large, long-lived evergreen found in western North America and eastern Asia. There are six subspecies, but the trees can be broadly grouped into coastal Douglas firs and interior Douglas firs.
Douglas fir | Description, Uses, & Species | Britannica
网页2024年9月3日 · Douglas fir, (genus Pseudotsuga), genus of about six species of evergreen trees of the conifer family Pinaceae, native to western North America and eastern Asia. The trees are important timber trees, and the strong wood is used in boats, aircraft, and construction. Douglas firs are also grown as ornamentals and …
18 Douglas Fir Trees Facts
网页2024年1月18日 · 18 Douglas Fir Trees Facts. The Douglas fir tree, known for its majestic stature and remarkable resilience, is a prominent symbol of strength and endurance in the world of flora. This evergreen conifer, scientifically classified as Pseudotsuga menziesii, holds a revered position in forestry and ecological systems.
Douglas Fir Tree Facts
网页The Douglas-Fir Tree is from the evergreen conifer classification and is not actually a true fir tree at all. It grows in areas of Western North America, specifically in the temperate rainforest zones throughout Oregon, California, and Washington. It …
Douglas-fir (Pseudotsuga menziesii) - Forest Research and Outreach
网页Douglas-fir is not a true fir at all, nor a pine or spruce. It is a distinct species named after its discoverer Archibald Menzies and a botanist, David Douglas. A major characteristic that distinguishes it from true firs is its cone which falls from the tree intact.
Identifying the Douglas Fir Tree - Treehugger
网页2022年2月15日 · Douglas fir (Pseudotsuga menziesii) is an evergreen coniferous tree in the Pinaceae family. It is native to coastal areas in western North America and to British Columbia. A non-flowering...
Douglas Fir and 100 Common North American Trees - ThoughtCo
网页2019年4月12日 · Read this guide to identifying Douglas fir or Pseudotsuga menziesii. Find out more about the tree's habit, range, silviculture, and management.
Douglas-fir | Forestry | Extension | USU
网页Douglas-fir tree details. Information about Douglas-fir leaves, twigs, buds, flowers, fruit, bark, wood, and landscape uses of Douglas-fir trees. Pictures of Douglas-fir are included.
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