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Douglas fir

   Also found in: Dictionary/thesaurus, Medical, Legal, Acronyms, Wikipedia, Hutchinson 0.02 sec.
Douglas fir: see pine ponderosa pine or

western yellow pine (P. ponderosa), is a hard pine second only to the Douglas fir as a commercial timber tree in North America. The

white pine (P.
..... Click the link for more information.
.

Douglas fir

Enlarge picture
Cone of a Douglas fir (Pseudotsuga menziesii)
(credit: Grant Heilman)
Any of about six species of coniferous evergreen timber trees (see conifer) that make up the genus Pseudotsuga, in the pine family, native to western North America and eastern Asia. Long, flat, spirally arranged yellow- or blue-green needles grow directly from the branch. The North American tree commonly called Douglas fir is P. menziesii (sometimes P. douglasii). Douglas firs may grow to 250 ft (75 m) tall and 8 ft (2.4 m) in diameter. One of the best timber trees in North America, it is also a popular ornamental and Christmas tree and is used for reforestation along the Pacific Coast.



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Nowadays, families want their Christmas trees to be Douglas fir or noble fir instead, and those are imported from Oregon and Washington.
Al Carder spent sixty years as a plant biologist but never forgot the ancient Douglas fir forests which enthralled him as a child: when he retired he set out to find the trees, only to discover many had been felled by loggers or storms.
 
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