Member of the Birthwort (Aristolochiaceae) family. Found in , rich woods, grows 6 to 12 inches, March - July, blooms April - May. Flowers are single cup-shaped with 3 red-brown calyx lobes at ground level in the crotch between 2 leafstalks. Flowers are sometimes hidden by the leaves. The leaves are large, heart-shaped, with hairy stalks. It spreads via the roots and sometimes grows in dense colonies.