Passiflora maximaca Tang Passiflora coriacea, commonly known as the wild sweet calabash or bat leaved passion flower, is a tropical vine with very distinct leaves in the shape of bats' wings.

It also has purple oval or circle shaped fruit that are mainly ornamental.

It is a fast-growing vine to several feet.

Leaves are dark green and often with splotches of light-green.

White-yellow flowers with the typically ornate Passiflora appearance form when weather is warm.