Geissolomataceae

The Geissolomataceae is a monotypic family of flowering plants native to the Cape Province

Cape Province

The Province of the Cape of Good Hope was a province in the Union of South Africa and subsequently the Republic of South Africa...

 of South Africa

South Africa

The Republic of South Africa is a country in southern Africa. Located at the southern tip of Africa, it is divided into nine provinces, with of coastline on the Atlantic and Indian oceans...

. The plants are xerophytic evergreen shrubs and are known to accumulate aluminum.
The leaves are attached opposite each other on stems, and are tough and leathery, simple, with very small stipules on the petioles. Flowers are bisexual, subtended by bracts, and have four red to pinkish petaloid sepals, four petals partially united, 8 sepals, and 4 carpels. Fruit is a capsule with four seeds.

Geissoloma marginatum is the only species in the family.