[3] Triodia is known as tjanpi (grass) in central Australia,[4][5] and have several traditional uses amongst the Aboriginal Australian peoples of the region.

A multiaccess key (SpiKey) is available as a free application for identifying the Triodia of the Pilbara (28 species and one hybrid).

The species Triodia wiseana is used for building shelters; bunched together it is used for trapping fish against creek beds.

It is called baru in the languages of the Yindjibarndi and Ngarluma people; the English term is hard spinifex.

[9] Species currently include:[10][11] Numerous species once considered members of Triodia have been reassigned to other genera, including: Chascolytrum, Danthonia, Dasyochloa, Deschampsia, Diplachne, Disakisperma, Erioneuron, Gouinia, Graphephorum, Leptocarydion, Notochloe, Plinthanthesis, Poa, Puccinellia, Rytidosperma, Scolochloa, Spartina, Torreyochloa, Trichoneura, Tridens, Triplasis, Tripogon, and Vaseyochloa.