According to wikipedia
Passiflora ligularis, popularly called granadilla or simply granada, is a climbing plant belonging to the Passifloraceae family native to the Andes. Its name varies: "Chinese pomegranate" or "grenade of mucus". Its fruit is usually orange, gold, brown or yellow with small pale spots. With a somewhat rounded shape. It has a smooth shell, hard and with a pad to protect the seeds from the pulp. The pulp is filled with hard blackish seeds, surrounded by a gelatinous, transparent, light gray color aromatic aromatic flavor.