Guava is a small shrub of not more than 15-20m in height. The branches are sparsely arranged with evergreen leaves that are aromatic and oppositely arranged. The leaf margin is entire. The length of the leaves is usually 4-8cm. Leaves have prominent veins on the underside that look like ribs. The flowers usually group from1 to 3 with many stamens that are arranged on a width disk. The fruits are round to oval.