This is Passiflora caerulea Charlotte Corday, also known as Blue Passion Flower, Hardy Passionflower, Passion Vine, and Passionvine. This is not a Hybrid, this is a selection of P. caerulea. Passiflora caerulea Charlotte Corday is a host plant for the Zebra Long Wing, Zebra Heliconian, Julia Heliconian, Isabellas Heliconian, Banded Orange Heliconian, Mexican Fritillary, Scarce Bamboo Page, Erato Heliconian, Variegated Fritillary, and Gulf Fritillary butterflies. It is also a larval host plant for the Plebeian sphinx Moth. USDA Hardiness Zones 6 to 10