This left 4 dead 2 picha contains
beech, beech mti, mti beech, sitka spruce, and picea sitchensis.
There might also be
mahogany, mahogany mti, american nyeupe birch, karatasi birch, paperbark birch, mtumbwi birch, betula cordifolia, betula papyrifera, marekani nyeupe birch, canoe birch, ponderosa, ponderosa pine, magharibi njano pine, ng'ombe pine, pinus ponderosa, and taurus pine.