English: Dead lodgepole pine (Pinus contorta), showing the quite usual, strongly spiral twist of the wood grain. Near Lake Lertoria, Emigrant Wilderness, Sierra Nevada USA.
{{Information |Description={{en|1=Dead lodgepole pine (Pinus contorta), showing the quite usual, strongly spiral twist of the wood grain. Near Lake Lertoria, Emigrant Wilderness, Sierra Nevada USA.}} |Source=own work |Author=Dcrjsr |Date=2008-08-10 |Perm