Gahnia deusta

{{short description|Species of plant}}

{{Use dmy dates|date=July 2022}}

{{use Australian English|date=July 2022}}

{{Speciesbox

| image =

| image_caption =

| genus = Gahnia

| species = deusta

| authority = (R.Br.) Benth., 1878{{FloraBase | name =Gahnia deusta| id =903 }}

}}

Gahnia deusta is a tussock-forming perennial in the family Cyperaceae, that is native to southern parts of Australia.{{cite web|url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:308580-1|title=Gahnia deusta (R.Br.) Benth.|access-date=3 July 2022|publisher=Kew Science – Plants of the World Online}}