Found throughout the southeastern United States, Virginia to Missouri and south to Texas. Cotyledons very deeply indented and long, with an angle between the cotyledons greater than 90 .
Leaves are without hairs.
Fibrous root system. Flower stalks as long as the subtending leaf, bearing 1-3 flowers. A capsule without hairs containing reddish-brown seeds. Deeply divided leaves and cotyledon leaves with very wide angles between the points is one characteristic that helps to distinguish cypressvine morningglory from all of the other morningglories.