Definitely not a colorful resident of the forest floor, Indian Pipe nevertheless has a graceful appearance. It lacks chlorophyll and receives its nutrition via fungi attached to the roots of coniferous trees.
7-22-2012 update: This year, possibly due to the wet Spring we had, the Indian Pipe population really exploded.
Thanks to deejuas in Melbourne, Australia via gardenweb.com for the plant ID. These flowers are growing along a gravel road in SW Washington and are about 1/4" in diameter