Tristachyideae

Tristachyideae is a tribe of the Panicoideae subfamily in the grasses (Poaceae), native to tropical and subtropical regions of Africa, Asia, and South America. There are around 70 species in eight genera. 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.^[2]

Tristachyideae
Loudetiopsis chrysothrix spikelets
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Clade:	Commelinids
Order:	Poales
Family:	Poaceae
Subfamily:	Panicoideae
Tribe:	Tristachyideae Sánchez-Ken & L.G. Clark (2010)
Genera
8 genera, see text
Synonyms[1]
Trichopteryginae Jacq.-Fél. (1962, nom. inval.)

Genera

• Danthoniopsis
• Dilophotriche
• Gilgiochloa
• Loudetia
• Loudetiopsis
• Trichopteryx
• Tristachya
• Zonotriche