Persistent Trillium (Trillium persistens)

Perennial wildflower with a pale green to dark reddish-purple colored stem about 10 - 25 centimeters (4 - 10 in) long. Stem topped with a whorl of three spreading leaves. Leaves are 3 - 8 centimeters (1 - 3 in) long and 1 - 3 centimeters (0.3 - 1 in) wide.

The link address is: http://warnell.forestry.uga.edu/service/library/index.php3?docID=80&docHistory%5B%5D=5&docHistory%5B%5D=202&docHistory%5B%5D=359