North American Wildflowers, Shrubs, & Trees

by Jeffrey S. Pippen | Back to Jeff's Plant Page | Jeff's Nature Pages


Pinaceae > Douglas-fir (Pseudotsuga)

Douglas-fir (Pseudotsuga menziesii) Douglas-fir (Pseudotsuga menziesii)
Clearwater Co., ID
9 May 2012

Not found in North Carolina but widespread in the western US, Douglas-fir is an important commerical timber tree.

Douglas-fir (Pseudotsuga menziesii) Douglas-fir (Pseudotsuga menziesii)
Clearwater Co., ID
9 May 2012

Needles arise from twigs at all angles relative to the ground, giving them a whorled look when viewed from the twig end.

Douglas-fir (Pseudotsuga menziesii) Douglas-fir (Pseudotsuga menziesii)
Clearwater Co., ID
9 May 2012

Dorsal view

Douglas-fir (Pseudotsuga menziesii) Douglas-fir (Pseudotsuga menziesii)
Clearwater Co., ID
9 May 2012

From below, two white lines are visible on the undersides of the needles.

Douglas-fir (Pseudotsuga menziesii) Douglas-fir (Pseudotsuga menziesii)
Clearwater Co., ID
9 May 2012

Distinctive cones have bracts extending well beyond the cone scales, giving the cones a "mousetail" nickname.

Douglas-fir (Pseudotsuga menziesii) Douglas-fir (Pseudotsuga menziesii)
Clearwater Co., ID
9 May 2012

Douglas-fir (Pseudotsuga menziesii) Douglas-fir (Pseudotsuga menziesii)
Clearwater Co., ID
9 May 2012


Annotated habitat and distribution information listed above is from Radford, Ahles, & Bell. 1968. Manual of the Vascular Flora of the Carolinas. UNC Press; Alan Weakley's Flora of the Carolinas, Virginia, and Georgia; and from personal observations and discussions with Will Cook, Harry LeGrand, and Bob Wilbur. Supplemental resources include USDA plants website, and NatureServe.


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Created on ... Sep 25, 2007 | jeffpippen9@gmail.com