Crescentia alata

Jicaro is a low-growing tree with a rounded or spreading crown, rarely reaching a height of 12 metres. The short bole is up to 50cm in diameter. Both the flowers and fruit grow on short stalks right out of the side of the tree trunk.
BARK:
LEAVES: trifoliate, alternate or clustered, with prominently winged leaf-stalks, dark green, up to 8 inches long, leaflets inverted-lanceshaped.
FLOWERS: bell-shaped, solitary, yellow-green to maroon, on short stalk, up to 6 cm or so long. open at night and large.
FRUIT: Cannon ball like hard, round, green, to yellow, and eventually to brown. Once ripe, the fruits fall from the tree.

An ornamental tree.
Edible: refreshing drink is prepared using the ground seeds, seeds are mixed with raw rice, roasted pumpkin seeds, lemon peel, sugar, water and ice, and made into a non-alcoholic drink, stable oil is obtained from the seeds, fruits are sometimes eaten or made into a drink.
Medicine: fruit, and leaves. http://tropical.theferns.info/viewtropical.php id=Crescentia+alata
A decoction of the leaves is said to promote the growth of hair.
The wood is used locally for making wagons and other article.
The fruit have woody shells which can be used to make cups, containers etc.
Agroforestry: pulp is food for cattle and horses.

Native to Mexico. Mexican calabash is a low-maintenance, drought-tolerant tree. It grows well in part shade, part sun and full sun and tolerates both dry and moist soil. It can also grow in areas that flood seasonally. In Kampala, this tree can be found within Uganda Golf course club.

Moderate growth rate