Bouteloua barbata Lag. | | a | | Bouteloua barbataLag. | |
Bouteloua breviseta Vasey | | a | | Bouteloua brevisetaVasey | |
Bouteloua rothrockii Vasey | Bouteloua barbata Lag. var. rothrockii (Vasey) Gould | | | Bouteloua rothrockiiVasey | Bouteloua barbataLag. var.rothrockii (Vasey) Gould |
Bouteloua barbata Lag. var. barbata | | a | i | Bouteloua barbataLag. var.barbata | |
Bouteloua barbata Lag. var. rothrockii (Vasey) Gould | | a | i | Bouteloua barbataLag. var.rothrockii (Vasey) Gould | |
Bouteloua barbata Lag. var. major Beetle, nom. nud. | Bouteloua barbata Lag. var. rothrockii (Vasey) Gould | | i | Bouteloua barbataLag. var.major Beetle, nom. nud. | Bouteloua barbataLag. var.rothrockii (Vasey) Gould |
Bouteloua ramosa Scribn. ex Vasey | | a | | Bouteloua ramosaScribn. ex Vasey | |