Barrettia may refer to:
*''Barrettia'', a plant genus synonymized with ''
Ricinodendron
''Ricinodendron'' is a plant genus in the family Euphorbiaceae first described as a genus in 1864. It includes only one known species, ''Ricinodendron heudelotii'', native to tropical Africa from Senegal + Liberia east to Sudan and Tanzania and ...
''
*
''Barrettia'' (bivalve)'', a genus of prehistoric mollusks
{{Genus disambiguation