With over 550 species of passion flowers growing throughout the world, this one is native to the southeastern USA. Its fruit may be edible but, it really has no flavor - unlike passiflora edulis which I understand is delicious. More info here - https://en.wikipedia.org/wiki/Passiflora_incarnata
@phil_howcroft Thank you very much, Phil.
@corinnec Thank you so much, Corinne.
@larrysphotos Thank you very much, Larry.