Stomatocalyceae

Nealchornea is a genus of trees in the family Euphorbiaceae first described as a genus in 1913. It is native to South America.

Hamilcoa is a plant genus in the family Euphorbiaceae first described as a genus in 1912. It contains only one known species, Hamilcoa zenkeri, native to Nigeria and Cameroon.

Plagiostyles is a plant genus in the family Euphorbiaceae first described as a genus in 1897. It is native to tropical Africa.

Stomatocalyceae is a tribe of plant of the family Euphorbiaceae. It comprises two subtribes and four genera.