Thulin, M. (1983) Sphenocleaceae Flora Zambesiaca 7(1)
Annual herbs. Stipules 0. Leaves alternate, simple entire. Inflorescence a dense terminal spike. Flowers bisexual, actinomorphic. Calyx-lobes 5. Corolla with 5 imbricate lobes. Stamens 5, alternating with petals. Ovary semi-inferior, 2-locular. Fruit a circumscissile capsule. Seeds numerous.
Worldwide: 1 genus and 2 species, tropics.
Zimbabwe: 1 genus and 1 taxon.