Trillium underwoodii

Trillium underwoodii, the longbract wakerobin, is a plant species found only in the southeastern United States (Alabama, Georgia, and northern Florida).
"Trillium underwoodii" is a perennial herb up to 20 cm tall, spreading by means of underground rhizomes. Leaves are 2-tone, with light and dark splotches. Flowers are foul-smelling, usually deep maroon or purplish red but occasionally yellow.