Seeds from this Passiflora Coriacea also know as Bat Leaf passion vine. This is a rare all green variety collected from Costa Rica. This plant grows 10 to 15 feet and can be cut back and used as a houseplant. Outside it likes the afternoon sun and is root hardy to zones 9-11. The flowers on this plant are about 1 inch across, with light lime petals with golden yellow filaments and a black center. The thick, waxy, deep green leaves give this plant its name as they look somewhat like a bat in flight.