This Siri-siri Twilight foto contains
sitka merapikan, sitchensis picea, sitka spruce, and picea sitchensis.
There might also be
mahogani, pokok mahogani, douglas fir, douglas firaun, american birch putih, birch kertas, paperbark birch, kanu birch, betula cordifolia, betula papyrifera, birch putih amerika, and birch kanu.