added by Kaidi
Source: killcolor @ LJ / BBC
This Doctor Who screencap contains sitka, sitchensis picea, sitka spruce, picea sitchensis, americano betulla bianca, carta betulla, paperbark betulla, canoe betulla, betula cordifolia, betula papyrifera, betulla bianca americana, betulla paperbark, and canoa betulla. There might also be faggio, abete di douglas, mogano, and albero di mogano.
