True Firs: The Genus Abies -
Alpine Larch, Hackmatack, Lyall's Larch, Montana Larch, Mountain Larch, Tamarack, Western Larch: Larix occidentalis
Subalpine Larch: Larix lyallii
Spruce: The Genus Picea -
Pines: The Genus Pinus -
Coast Douglas Fir, Douglas Fir: Pseudotsuga menziesii var. menziesii (Synonyms: Abies mucronata, Abies taxifolia, Pinus taxifolia, Pseudotsuga douglasii, Pseudotsuga mucronata, Pseudotsuga taxifolia) -
Hemlocks: The Genus Tsuga -