Carex albidibasis

{{Short description|Species of plant}}

{{Use dmy dates|date=February 2024}}

{{Speciesbox

| image =

| genus = Carex

| species = albidibasis

| authority = T.Koyama

}}

Carex albidibasis is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to parts of Japan.{{cite web |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:298477-1|title=Carex albidibasis T.Koyama|access-date=26 July 2023 |publisher=Kew Science – Plants of the World Online}}