Tricostularia is a genus of flowering plants belonging to the family Cyperaceae. All species of the genus Tricostularia are endemic to Australia.
Species The following species are recognised in the genus Tricostularia:
Tricostularia aphylla Tricostularia bennettiana Tricostularia compressa Tricostularia davisii Tricostularia drummondii Tricostularia exsul Tricostularia lepschii Tricostularia neesii Tricostularia newbeyi Tricostularia pauciflora Tricostularia sandifordiana
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