What is the edible fruit of a West Indian tree (Genipa Americana) of the order Rubiaceæ. It is oval in shape, as a large as a small orange, of a pale greenish color, and with dark purple juice called?

genipap — The edible fruit of a West Indian tree (Genipa Americana) of the order Rubiaceæ. It is oval in shape, as a large as a small orange, of a pale greenish color, and with dark purple juice. (Webster's 1913.)