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    Douglas fir - Wikipedia

    • The Douglas fir (Pseudotsuga menziesii) is an evergreen conifer species in the pine family, Pinaceae. It is native to western North America and is also known as Douglas-fir, Douglas spruce, Oregon pine, and Columbian pine. There are three varieties: coast Douglas-fir (P. menziesii var. menziesii), Rocky Mountain Douglas-fir (P. menziesii var. glauca) and Mexican Do… 展开

    Description

    Douglas-firs are medium-sized to extremely large evergreen trees, 20–100 metres (70–330 feet) tall (although only coast Douglas-firs, reach heights near 100 m) and commonly reach 2.4 m (8 ft) in diameter, althou… 展开