Yucatan Passion Flower is a rare passion flower only recently introduced to gardening. Named after the Yucatan state of Mexico, it is actually endemic to the island of Cozumel, off the coast of the Yucatan peninsula. It can be easily confused with Passiflora biflora. The plant is hairless or minutely velvety throughout. Stem is grooved-striat. Leaf stalks are 1.5-2 cm long. Leaves are very shallowly 2- or 3-lobed, 2.3-5 X 4.8-8 cm. Flowers occur in pairs, on separate 2-4 cm long stalks. Flowers are white with short yellow and reddish corona, about 3 cm in diameter. Sepals are pale yellow-green outside, white inside, lanceshape-oblong, 1.8-2.5 X 0.6-0.8 cm. Petals are white, narrowly oblong, 1.3-2 X 0.5-0.7 cm. Corona is in two series. Outer series is 0.7-1 cm long, erect in lower half and red or purplish red, curving out and bright yellow towards the tip. Inner series is about 3-5 mm, reddish purple. Fruit is purple.