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Pseudotsuga menziesii (Pinaceae) Douglas-fir (important dash)
Pseudotsuga menziesii, Pinaceae
Pseudotsuga menziesii var. glauca vs. Pseudotsuga menziesii var. menziesii
Woolly aphid (Eriosoma) on Douglas Fir (Pseudotsuga menziesii).
BIOL 485L/585L - Gymnosperms Pseudotsuga
Douglas fir (Pseudotsuga menziesii)
Pseudotsuga menziesii
Pseudotsuga menziesii
Douglas fir (Pseudotsuga menziesii) cones, Carpenter Mtn, Oregon, USA
Trees of the Pacific Northwest | Douglas-fir | Identification & Uses
Douglas Fir Rocky Mountain Sub Species Psudotsuga menziesii glauca
Douglaska tisolistá Pseudotsuga menziesii
