Rytigynia

Shrubs or small trees, sometimes ± scrambling. Spines absent (in ours). Stipules oblong or triangular, hairy within. Leaves opposite (rarely whorled), petiolate, often with domatia. Flowers axillary, solitary or in 2-10-flowered umbel-like cymes, peduncles and pedicels mostly clearly present, 5-merous, white, yellowish or greenish. Calyx tube subspherical. Corolla: tube cylindric; lobes acute or very long-apiculate or with a filiform appendage. Ovary mostly 3-5-locular but some species 2-locular. Pollen presenter distinctly 2-5-lobed at apex. Fruit usually spherical with 1-5 pyrenes.