This Twilight Series photo contains
sitka spruce, picea sitchensis, beech, beech tree, ponderosa, ponderosa pine, western yellow pine, bull pine, and pinus ponderosa.
There might also be
douglas fir, birch, birch tree, american white birch, paper birch, paperbark birch, canoe birch, betula cordifolia, and betula papyrifera.