8 genera, see text Trichopteryginae Jacq.-Fél.

Tristachyideae is a tribe of the Panicoideae subfamily in the grasses (Poaceae), native to tropical and subtropical regions of Africa, Asia, and South America.

The tribe belongs to a basal lineage within the subfamily, and its genera were previously placed in tribes Arundinelleae or Paniceae, subfamily Arundinoideae, or the now-obsolete subfamily Centothecoideae.

[1] Species in this tribe use the C4 photosynthetic pathway.

This Panicoideae article is a stub.