Clicking on particular species will lead you to more information or photographs:
A camera indicates there are pictures. 
A speaker indicates there is a sound file demonstrating pronunciation
of the botanical name. 
A plus sign after a Latin name indicates that the species is further divided into varieties or subspecies. 
Your search found 22 taxa.
)
Common Name:
Indian Cucumber-root
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933)
Medeola virginiana
Yellow-green flwrs w 6 recurved petal-like structures & 3 long brown stigmas, per Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont.
)
Common Name:
Bluebead-lily, Clinton's Lily, Yellow Clintonia, Yellow Bead Lily
A short terminal raceme of 3-8 nodding, greenish-yellow flowers, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
)
Common Name:
Speckled Wood-lily, White Clintonia
Erect white flowers are usually purple-dotted, per Newcomb's Wildflower Guide.
)
Common Name:
Yellow Mandarin, Yellow Fairybells
Flowers terminate the branches opposite the last leaf. Perianth unspotted, per Vascular Flora of the Carolinas.
)
Common Name:
Nodding Mandarin, Spotted Mandarin
Flowers terminate the branch opposite last leaf. Perianth spotted with purple, per Vascular Flora of the Carolinas.
)
Common Name:
Rosy Twisted-stalk, Eastern Rose Mandarin, Eastern Twisted-stalk
INCLUDING
PLANTS National Database
Streptopus lanceolatus var. roseus
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933)
Streptopus roseus
Flowers bell-shaped, hanging singly from a short pedicel beneath the axils, per Wildflowers of the Southern Mountains.
Common Name:
Clasping Twisted-stalk, White Mandarin, Pagoda-bells
INCLUDING
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Streptopus amplexifolius var. americanus
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933)
Tortipes amplexifolius
Common Name:
American Trout Lily, Dogtooth Violet, Adder's Tongue, Yellow Trout-lily
)
Common Name:
Harper's Trout Lily
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933)
Erythronium americanum
Anthers usually yellow (rarely brown or lavender), per Weakley's Flora.
)
Common Name:
Dimpled Trout Lily, Dogtooth Violet
Anthers usually lavender, brown, cinnamon, or purple (sometimes yellow), per Weakley's Flora.
Common Name:
White Fawnlily, White Trout Lily, Blonde Lilian
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933)
Erythronium americanum
)
Common Name:
Wood Lily
Flowers erect (not nodding) and tepals narrowed to a slender claw, per Wildflowers of the Southern Mountains.
)
Common Name:
Pine Lily, Catesby's Lily, Leopard Lily
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933)
Lilium catesbaei
Petals wider than the similar sepals, the tips of both curved backward, per Wildflowers of the Eastern United States.
)
Common Name:
Gray's Lily, Roan Lily
Flowers bell-shaped. Tepals red with dark spots nearly to the tips, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
)
Common Name:
Canada Lily
INCLUDING
PLANTS National Database
Lilium canadense ssp. editorum
Tepals yellow, orange to brick red, acuminate, reflexed 60-120° from flwr axis, per Weakley's Flora.
)
Common Name:
Turk's Cap Lily
Tepals yellow to orange, spotted, reflexed so stamens & pistil project, per Wildflowers of the Southern Mountains.
)
Common Name:
Michigan Lily
INCLUDED WITHIN
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Lilium superbum
INCLUDED WITHIN
Lilium canadense ssp. michiganense
Chubby anthers and a red style are among its distinguishing characteristics, per Lilies in the Wild and in the Garden by Jim Drake.
)