sentences:  The flowers are hermaphrodite or unisexual about 1 cm 1 diameter, tetramerous, clustered in three-flowered axillary racemes, pedicels about 3–5.9 mm.Calyx is made up by four opposite sepals.Androecium made up by 8 stamens arranged in two whorls, those externals are longer and (4–5.44 mm) and opposite to the sepals while the internal's whorls are shorter (3-3.5 mm) and opposite to the petals.