Category
page 1Douglas fir
Pseudotsuga menziesii
evergreen conifer species
David Douglas
Scottish botanist (1799–1834)
Pseudotsuga menziesii var. glauca
variety of plants
Arceuthobium douglasii
species of plant
Pseudotsuga lindleyana
species of plant
Dendroctonus pseudotsugae
species of beetle