Ceratiosicyos

{{Short description|Genus of flowering plants}}

{{Speciesbox

| image = Ceratiosicyos laevis S-1815.jpg

| image_caption = Ceratiosicyos laevis in Port Elizabeth, South Africa

| genus = Ceratiosicyos

| parent_authority = Nees

| species = laevis

| authority = (Thunb.) A.Meeuse

}}

Ceratiosicyos is a genus of flowering plants in the family Achariaceae. There is only one accepted species, Ceratiosicyos laevis, native to southern Africa.{{cite web |title=Ceratiosicyos Nees {{!}} Plants of the World Online {{!}} Kew Science |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:31743-1 |website=Plants of the World Online |access-date=2 August 2024}}