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  2. Pseudotsuga - Wikipedia

    en.wikipedia.org/wiki/Pseudotsuga

    Coast Douglas-fir seed cone, from a tree grown from seed collected by David Douglas Pseudotsuga menziesii var. menziesii has attained heights of 393 feet (120* m). That was the estimated height of the tallest conifer ever well-documented, the Mineral Tree ( Mineral, Washington ), measured in 1924 by Dr. Richard E. McArdle, [ 7 ] former chief of ...

  3. California mixed evergreen forest - Wikipedia

    en.wikipedia.org/wiki/California_mixed_evergreen...

    Douglas-fir forests are found on gentle slopes, north-facing slopes, ridges with deep soil, and river terraces with deep sediments, usually underlain with sedimentary rocks. Coast Douglas-fir (Pseudotsuga menziesii ssp. menziesii) is the predominant tree, occupying up to 70% of the forest cover. Broadleaf evergreen trees are relatively few.

  4. Rhabdocline pseudotsugae - Wikipedia

    en.wikipedia.org/wiki/Rhabdocline_pseudotsugae

    Douglas Fir are used as Christmas trees and the aesthetic value can be decreased from R. pseudotsugae. The symptoms first appear as small yellow spots on current season needles in the fall/winter. In the spring the discolored areas on the needle expand and can spread to the whole needle, however bands of discoloration are often formed.

  5. Pseudotsuga macrocarpa - Wikipedia

    en.wikipedia.org/wiki/Pseudotsuga_macrocarpa

    Pseudotsuga macrocarpa, commonly called the bigcone spruce or bigcone Douglas-fir, is an evergreen conifer native to the mountains of southern California. It is notable for having the largest (by far) cones in the genus Pseudotsuga , hence the name.

  6. Northern California coastal forests - Wikipedia

    en.wikipedia.org/wiki/Northern_California...

    The trees are a variety of needle-leaved and broad-leaved evergreen species. Characteristic trees include coast Douglas-fir ( Pseudotsuga menziesii var. menziesii ), canyon live oak ( Quercus chrysolepis ), tanoak ( Notholithocarpus densiflorus ), madrone ( Arbutus menziesii ), California bay laurel ( Umbellularia californica ), and golden ...

  7. Pseudotsuga menziesii var. menziesii - Wikipedia

    en.wikipedia.org/wiki/Pseudotsuga_menziesii_var...

    Coast Douglas-fir is the second-tallest conifer in the world (after coast redwood), and the third-tallest of all trees, (after Eucalyptus regnans).Currently, coast Douglas-fir trees 60–75 metres (197–246 ft) or more in height and 1.5–2 metres (4.9–6.6 ft) in diameter are common in old growth stands, [4] and maximum heights of 100–120 metres (330–390 ft) and diameters up to 4.5–5. ...

  8. List of California native plants - Wikipedia

    en.wikipedia.org/wiki/List_of_California_native...

    Santa Lucia fir (Abies bracteata) and seven other native Abies species. Douglas fir (Pseudotsuga menziesii) Bigcone Douglas-fir (Pseudotsuga macrocarpa) - Central Coast and Santa Susana Mountains. California nutmeg (Torreya californica) Incense cedar (Calocedrus decurrens) Port Orford cedar-Lawson cypress (Chamaecyparis lawsoniana)

  9. Douglas fir - Wikipedia

    en.wikipedia.org/wiki/Douglas_fir

    Douglas-fir is a medium-sized to extremely large evergreen tree, 20–100 metres (70–330 feet) tall (although only coast Douglas-firs, reach heights near 100 m) [10] and commonly reach 2.4 m (8 ft) in diameter, [11] although trees with diameters of almost 5 m (16 ft) exist. [12]