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Douglas-fir
(Pseudotsuga
menziesii)
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Average
Size
(in old-growth forest) |
Height: 230-262
feet
Diameter: 5-7 feet
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| Champion
big tree |
Champion is
about 281 feet tall, 13.5 feet in diameter, and is in Olympic National
Park in Washington.
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| Life
span |
500-1,000 years
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| How
to identify |
Single needles
¾-1¼ inches long, flat, rounded at tip. Cones 2-3½
inches long, with 3-pointed bracts that look like the hind legs
and tail of a mouse. Bark very thick on large trees, with deep furrows
and rough texture.
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| Interesting
facts |
The thick bark
of an old-growth Douglas-fir protects it from fire, and these big
trees can often survive a forest fire, even though their bark may
be blackened and charred.
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