Botany
Malabayabas is a common small tree. Leaves are crowded at the ends of branchlets, obovate-oblong, 11 to 22 cm long, 4 to 10 cm wide, and pointed at both ends. Flowers are fragrant, white, but turning yellow, 7 to 10 cm long, and 5 to 8 cm wide. Calyx-tube is obscurely ridged, and the upper half linearly segmented, green and smooth. Corolla-tube is 5 to 6 cm long. Fruit is green, hard, ovoid or somewhat rounded, 5 to 7 cm long, obscurely ridged longitudinally, and terminated by the calyx crown. Seeds are many and embedded in pulp.

Distribution
In primary forests at low altitudes.

Parts used
Fruit.

Uses
Folkloric
Fruit used for smallpox.

Availability
Wild-crafted.