This csi screencap contains
birch, pohon birch, beech, pohon beech, pohon beech yang berusia, birch amerika putih, kertas birch, paperbark birch, kano birch, betula cordifolia, betula papyrifera, and amerika putih birch.
There might also be
douglas cemara, douglas fir, mahoni, pohon mahoni, gunung hemlock, hemlock hitam, tsuga mertensiana, hitam hemlock, and karya mertensiana.