This National Geographic kertas dinding contains
beech, pokok beech, pokok bic, douglas fir, douglas firaun, sitka merapikan, sitchensis picea, sitka spruce, and picea sitchensis.
There might also be
pain putih, pine putih, american birch putih, birch kertas, paperbark birch, kanu birch, betula cordifolia, betula papyrifera, birch putih amerika, and birch kanu.