Ortachne

Ortachne is a genus of Latin American plants in the grass family.
; Species

Ortachne breviseta Hitchc. - Chile, Argentina
Ortachne rariflora Hughes - Chile, Argentina

; formerly included
see Aristida

Ortachne floridana - Aristida floridana
Ortachne pilosa - Aristida jorullensis
Ortachne scabra - Aristida ternipes
Ortachne tenuis - Aristida ternipes
Ortachne erectifolia Clayton - ''Lorenzochloa erectifolia''