The Douglas fir tree is Oregon's state tree. It is a tall evergreen timber tree of Northwest North America, having short needles and egg-shaped cones.
Douglas-fir Pinaceae.
The Douglas Fir is the state tree of Oregon. It is also known casually by these names:Coast Douglas-FirCommon Douglas-FirOregon Douglas-FirIts scientific name is Pseudotsuga menziesii.
It's a Douglas Fir
Douglas FirThe Douglas Fir (Pinaceae Pseudotsuga menziesii), named for David Douglas, a 19th century Scottish botanist, was designated Oregon's state tree in 1939.
The Latin name for the Douglas Fir is Pseudotsuga . There are a number of varieties that carry the name of Douglas. P.mensiesii is the Oregon Douglas Fir. P. macrocarpa is the Large-coned Douglas Fir. P. japonica is the Japanese Douglas Fir. P.caesia is the Fraser River Douglas Fir and P. glauca is the Blue Douglas Fir. Take your pick. Pseudotsuga means false hemlock.
The roots of a Douglas fir tree absorb water and nutrients
The trees that are used are pine, fir, spruce ,cedar, hemlock, and others for YOU to look up
The top of a Douglas Fir tree is called the leader or the tip. It is the highest point of the tree where the growth occurs.
Douglas fir and Fraser fir
There are at least five different trees classed as Douglas Firs. Pseudotsuga menziesii the Oregon Douglas Fir. P.macrocarpa the Large Coned Douglas Fir. P.japonica the Japanese Douglas Fir. P. caesia the Fraser River Douglas Fir and P. glauca the Blue Douglas Fir none of them are true firs the difference being that the cones are pendulous and drop intact. Pseudotsuga means pseudo , false, tsuga , hemlock.
Douglas fir trees are found in western North America, particularly in regions such as the Pacific Northwest of the United States and western Canada. They thrive in environments with mild, moist climates and are often used for building and Christmas trees due to their size and shape.
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