NYCTAGINACEAE - 4'O'Clock Family

Herbs, shrubs or trees

Leaves opposite, simple, entire

Flowers bisexual,hypognyous, in cymose inflorescences, subtended by large and consipiuous involucre which can be mistaken for the calyx, calyx corolla-like, corolla absent

30 genera, 300 species

Economic uses: ornamentals such as Mirabilis and Bougainvillea

Some members of Mirabilis have a reduced inflorescence of 1 flower