White flower passionflower is a state listed endangered plant. It grows in moist but well-drained limestone soils and likes full sun to part shade. It is native to rock land habitats in South Florida and can tolerate short term droughts. It is not salt tolerant. It blooms in summer through fall small inconspicuous flowers. Seeds are dark blueberries. Julia, Gulf Fritillary and Zebra longwing use this plant as a host plant.