Hygrochloa aquatica
{{Short description|Species of grass}}
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{{Speciesbox
| image =
| genus = Hygrochloa
| species = aquatica
| authority = Lazarides
}}
Hygrochloa aquatica, also known as Hall's grass, is a species of Poaceae found in Western Australia and the Northern Territory. It was present in the 2014 Catalogue of Life Annual Checklist.{{cite web | url=http://www.catalogueoflife.org/annual-checklist/2014/details/species/id/9788879 | title=Catalogue of Life: 2014 Annual Checklist | publisher=Catalogue of Life | date=2014 | accessdate=30 August 2016}}