Tridens albescens (Vasey) Wooton & Standl. | | a | | Tridens albescens(Vasey) Wooton & Standl. | |
Tridens brasiliensis (Steud.) Nees ex Parodi | | a | | Tridens brasiliensis(Steud.) Nees ex Parodi | |
Tridens eragrostoides (Vasey & Scribn.) Nash | Triplasiella eragrostoides (Vasey & Scribn.) P. M. Peterson & Romasch. | | | Tridens eragrostoides(Vasey & Scribn.) Nash | Triplasiella eragrostoides(Vasey & Scribn.) P. M. Peterson & Romasch. |
Tridens flavus (L.) Hitchc. | | a | | Tridens flavus(L.) Hitchc. | |
Tridens hackelii (Arechav.) Parodi | | a | | Tridens hackelii(Arechav.) Parodi | |
Tridens muticus (Torr.) Nash | Tridentopsis mutica (Torr.) P. M. Peterson | | | Tridens muticus(Torr.) Nash | Tridentopsis mutica(Torr.) P. M. Peterson |
Tridens strictus (Nutt.) Nash | | a | | Tridens strictus(Nutt.) Nash | |
Tridens muticus (Torr.) Nash var. elongatus (Buckley) Shinners | Tridentopsis mutica (Torr.) P. M. Peterson var. elongata (Buckley) P. M. Peterson & Romasch. | | i | Tridens muticus(Torr.) Nash var.elongatus (Buckley) Shinners | Tridentopsis mutica(Torr.) P. M. Peterson var.elongata (Buckley) P. M. Peterson & Romasch. |
Tridens spp. | | a | | Tridens spp. | |
Tridens elongatus (Buckley) Nash | Tridentopsis mutica (Torr.) P. M. Peterson var. elongata (Buckley) P. M. Peterson & Romasch. | | | Tridens elongatus(Buckley) Nash | Tridentopsis mutica(Torr.) P. M. Peterson var.elongata (Buckley) P. M. Peterson & Romasch. |
Tridens muticus (Torr.) Nash var. muticus | Tridentopsis mutica (Torr.) P. M. Peterson | | i | Tridens muticus(Torr.) Nash var.muticus | Tridentopsis mutica(Torr.) P. M. Peterson |
Tridens pilosus (Buckley) Hitchc. | Erioneuron pilosum (Buckley) Nash | | | Tridens pilosus(Buckley) Hitchc. | Erioneuron pilosum(Buckley) Nash |