False Solomon’s Seal [Maianthemum racemosum] found on the Big Glassy Mountain trail at Carl Sandburg Home on Memorial Day, 27 May 2013. It’s a member of the Lily (Liliaceae) family. Newcomb’s Wildflower Guide, pages 346-347, states it can be found wooded banks and roadsides.
USDA Plants Listing: https://plants.usda.gov/home/plantProfile?symbol=MARAR