This Dollhouse screencap contains
common bamboo, bambusa vulgaris, mahogany, mahogany tree, sitka spruce, and picea sitchensis.
There might also be
american white birch, paper birch, paperbark birch, canoe birch, betula cordifolia, betula papyrifera, cassava, casava, beech, and beech tree.
This is a response to the fanvid "Dollhouse's Secret War on Women" by henryevilx, which tries to prove that Dollhouse is misogynistic because female characters get hit a lot. This fanvid shows that the men get hurt a lot too, often by women.