Astrocasia is a plant genus of the family Phyllanthaceae first described as a genus in 1905.

[1] It is included in the subtribe Astrocasiinae.

It is native to Mesoamerica, northern South America, and the western part of the West Indies.

[2][3][4][5][6][7] Plants are mostly dioecious, except for Astrocasia diegoae which is monoecious, and some individuals of A. neurocarpa and A.

This Phyllanthaceae article is a stub.