It is listed as endangered by the state of Florida and as critically imperiled in South Florida by The Institute for Regional Conservation. Specimen , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Habitat, Tropical rockland hammock, coastal rock barren, beach dune, coastal strand. Lower Keys only. , Did You Know?, Showy fruits, Interesting foliage

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