This is Passiflora capsularis, also known as red granadilla. This delicate white flower is vanilla scented and the plant has interesting looking ribbed inedible fruit. This one seems to be a little bit more hardy than the other tropical passion vines withstanding a temperature of 25F. This is a good choice as a container plant. This 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 10 to 11