Gahnia hystrix

{{short description|Species of plant}}

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

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

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| image =

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| genus = Gahnia

| species = hystrix

| authority = J.M.Black, 1927

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Gahnia hystrix is a tussock-forming perennial in the family Cyperaceae, that is native to parts of Kangaroo Island.{{cite web|url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:308598-1|title=Gahnia hystrix J.M.Black|access-date=5 July 2022|publisher=Kew Science – Plants of the World Online}}