Roc climbing hi-res stock photography and images - Alamy
The Wendlands of Herrenhausen Gardens (Hanover, Germany): a study of their Australian plant specimens in the herbarium of the University of Goettingen (GOET)
Passiflora ligularis - Wikipedia
Passiflora edulis - Wikipedia
The Mesoamerican Passiflora ilamo (Section Decaloba, Passifloraceae) Newly Recognized at Species Level