Elymus subsecundus
Link Á Löve & D Löve
Agropyron laeve
Scribn & JG Sm Hitchc
Agropyron subsecundum
Link Hitchc
Elymus laevis
Scribn & JG Sm Hoover
Agropyron pauciflorum ssp. laeve
Scribn & JG Sm Gould
Agropyron caninum var. unilaterale
Vasey
Agropyron parishii var. laeve
Scribn & JG Sm
Agropyron pauciflorum var. glaucum
Pease & AH Moore Roy L Taylor
Agropyron trachycaulum var. ciliatum
Scribn & JG Sm Gleason
Agropyron trachycaulum var. unilaterale
Vasey Malte
Elymus trachycaulus var. unilateralis
Cassidy Beetle
Agropyron caninoides
Ramaley Beal
Agropyron richardsonii
Schrad P Candargy
Agropyron richardsonii
Schrad
Agropyron richardsonii
Schrad ex Scribn & JG Sm
Agropyron unilaterale
Cassidy
Agropyron violacescens
Ramaley Beal
Cryptopyrum richardsoni
Heynh
Elymus subsecundus
Link Hoover
Roegneria subsecunda
Link Melderis
Triticum richardsonii
Schrad
Triticum subsecundum
Link
Zeia richardsonii
Schrad Lunell
Elymus donianus ssp. subsecundum
Link Á Löve & D Löve
Elymus pauciflorus ssp. laeve
Scribn & JG Sm Gould
Elymus pauciflorus ssp. subsecundus
Link Gould
Agropyron caninoides var. pubescens
Scribn & JG Sm
Agropyron caninum var. pubescens
Scribn & JG Sm
Agropyron caninum var. richardsonii
Schrad ME Jones
Agropyron richardsonii var. ciliatum
Scribn & JG Sm
Agropyron subsecundum var. subsecundum
Link Hitchc
Agropyron tenerum var. ciliatum
Scribn & JG Sm
Agropyron trachycaulum var. caerulescens
Malte
Agropyron trachycaulum var. ciliatum
Scribn & JG Sm Malte
Agropyron trachycaulum var. hirsutum
Malte
Agropyron trachycaulum var. pilosiglume
Malte
Agropyron trachycaulum var. richardsonii
Schrad Malte ex HF Lewis
Agropyron trachycaulum var. trichocoleum
Piper Malte
Agropyron caninum f. ciliatum
Scribn & JG Sm Pease & AH Moore
Agropyron caninum f. pubescens
Scribn & JG Sm Pease & AH Moore
Agropyron caninum f. violacescens
Ramaley
Agropyron trachycaulum f. caninoides
Ramaley B Boivin
Agropyron trachycaulum f. ciliatum
Scribn & JG Sm Dore
Agropyron violaceum f. caninoides
Ramaley