This is Passiflora tricuspis. This highly sought after and hard to find seed comes from Bolivia, and grows the most delicate and elegant blossom. This is a beautiful passion vine that likes to live in sun or partial shade. It is also 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 10 to 11