Tridens (plant)
# Tridens (plant)

Tridens is a genus of perennial grasses in the family Poaceae native to the Americas.

## Species

* Tridens albescens (Vasey) Wooton & Standl. - southwest + south-central USA (AZ NM TX LA AR OK KS), Mexico (Chihuahua, Durango, Coahuila, Tamaulipas, Nuevo León)
* Tridens ambiguus (Elliott) Schult. – pine barren fluffgrass - southeastern USA (TX LA MS AL GA FL SC NC)
* Tridens brasiliensis (Nees ex Steud.) Parodi - Brazil, Paraguay, Uruguay, Argentina
* Tridens buckleyanus (Vasey ex L.H.Dewey) Nash - Texas
* Tridens carolinianus (Steud.) Henrard - southeastern USA (LA MS AL GA FL SC NC)
* Tridens congestus (L.H.Dewey) Nash – pink fluffgrass USA (AZ TX)
* Tridens eragrostoides (Vasey & Scribn.) Nash – lovegrass tridens - southern USA (TX AZ NM AL FL), Mexico, Cuba, Venezuela
* Tridens flaccidus (Döll) Parodi - Brazil, Guyana, Venezuela, Colombia
* Tridens flavus (L.) Hitchc. – purpletop - Ontario, eastern + central USA, Nuevo León
* Tridens hackelii (Arechav.) Parodi - Brazil, Uruguay, Argentina
* Tridens muticus (Torr.) Nash – slim tridens - southwestern + south-central USA (CA NV AZ UT CO NM TX OK KS MO AR LA), Mexico (Baja California, Sonora, Chihuahua, Durango, Coahuila, Zacatecas, Nuevo León, Querétaro, San Luis Potosí, Tamaulipas)
* Tridens nicorae Anton - northern Argentina
* Tridens × oklahomensis (Feath.) Feath. - Oklahoma (hybrid T. flavus × T. strictus)
* Tridens riograndensis Acedo & Llamas - Rio Grande do Sul in Brazil
* Tridens strictus (Nutt.) Nash – longspike tridens - southeastern + south-central USA (from TX to FL to IL + PA)
* Tridens texanus (S. Watson) Nash - USA (TX NM), Mexico (Chihuahua, Durango, Coahuila, Nuevo León, Tamaulipas, San Luis Potosí)

## Formerly included

* Tridens avenaceus - Erioneuron avenaceum
* Tridens capensis - Diplachne fusca
* Tridens duartei - Diplachne fusca subsp. uninervia
* Tridens grandiflorus - Erioneuron avenaceum
* Tridens indicus - Diplachne fusca
* Tridens nealleyi - Erioneuron avenaceum var. nealleyi
* Tridens pulchellus - Dasyochloa pulchella
* Tridens veralensis - Diplachne fusca subsp. fascicularis
* Tridens verticillata - Diplachne fusca subsp. uninervia
* Tridens virens - Diplachne fusca subsp. fascicularis
