Monotypic Fabales genera

Suriana is a monotypic genus of flowering plants containing only Suriana maritima, which is commonly known as bay cedar.

Guilfoylia is a monotypic genus of flowering plants belonging to the family Surianaceae. The only species is Guilfoylia monostylis.

Eriandra fragrans is a species of flowering plant belonging to the family Polygalaceae. It is the sole species in genus Eriandra. It is a tree native to New Guinea and the Solomon Islands.

Cadellia is a monotypic genus of trees in the botanical family Surianaceae. The sole species, Cadellia pentastylis, commonly known as ooline, is a medium to large tree with bright green leaves and rough tile-pattern bark. It has rain forest origins dating from the Pleistocene Era when much of Australia was wetter than it is today. It grows on moderately fertile soils, preferably those suited for agriculture or pasture development. Due to extensive forest clearing, it is now considered a vulnerable plant in Australia.

Barnhartia floribunda is a species of flowering plant belonging to the family Polygalaceae. It is the sole species in its genus, Barnhartia. It is native to Venezuela, the Guianas, and Northern Brazil.