According to Kew Gardens, it is from Central America and probably Cuba and Florida.   After going through the photos and labels for specimens in the S , Tolerance, Unknown Some tolerance to salty wind but not direct salt spray. , Considertions, Noted for being weedy. , Habitat, Disturbed. Old orange groves, pasture, roadsides. May occur naturally along the west FL coast including shell mounds and dunes . All records for in , Did You Know?, Showy flowers

The name 'passion' is a reference to the crucifixion of Jesus of Nazareth. Parts of the flower are said to resemble instruments used during the crucif , Tolerance, Not salt tolerant of inundation by salty or brackish water. Some tolerance to salty wind but not direct salt spray. , Considertions, This plant spreads via stoloniferous rhizomes just beneath the ground surface. In areas with loose sand or mulch it can spread like wildflower sprouti , Wildlife, The young tendrils of purple passionvine are eaten by wild turkey.  Wildlife eat the fruits. , Habitat, Disturbed, brushy areas or disturbed upland hardwood forest, sandhill and scrub. , Did You Know?, Showy flowers, Showy fruits, Interesting foliage Purple passionflower is larval host plant for numerous butterfly species, including Gulf Fritillary

Makes a good specimen tree or a cluster of in wet areas along margins of lakes and ponds. This tree is columnar in form and can make a formal-looking , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Considertions, Sensitive to drying. Difficult to grow unless its moisture requirements are met. , Wildlife, Attracts hummingbirds. , Habitat, Moist-wet sites. Seepage swamps, bay swamps, edges of cypress domes, low flatwoods. This species is likely restricted to wetland edges both by its ne , Did You Know?, Showy flowers, Interesting foliage Flowers attract a variety of insects including bees and flies.

The natural range of this species includes parts of the eastern panhandle, but overall, it is a southern coastal plain and Mississippi Valley species , Tolerance, Unknown Unknown , Considertions, Bulb is poisonous. , Habitat, Floodplains and nearby forested uplands , Did You Know?, Aroma, fragrance, Showy flowers