| - Elymus hystrix, Eastern bottlebrush grass
- Elymus interruptus, Texas wildrye
- Elymus lanceolatus
- Elymus macgregorii, Early wildrye
- Elymus macrourus, Tufted wheatgrass
- Elymus mollis, American dunegrass
- Elymus multiflorus, Short-awned Wheat-grass
- Elymus multisetus, Big squirreltail
- Elymus nutans
- Elymus patula, Bottle-brush-grass
- Elymus plurinervis, Agropyron scabrum var plurinerve Vickery
- Elymus pungens, Neglected Couch
- Elymus pycnanthus, Sea Couch
- Elymus rectisetus, Wheatgrass
- Elymus repens, Common Couch
- Elymus riparius, Riverbank wildrye
- Elymus sabulosus
- Elymus salinus, Salina wild-rye
| - Elymus scaber, Common Wheat-grass
- Elymus scabrus, Australian Couch
- Elymus scribneri, Spreading wheatgrass
- Elymus semicostatus, Drooping Wildrye
- Elymus sibiricus, Siberian wildrye
- Elymus sierrus, Sierra wildrye
- Elymus spicatus
- Elymus stebbinsii, Parish wheatgrass
- Elymus submuticus, Virginia wildrye
- Elymus subsecundus, Bearded Wheatgrass
- Elymus trachycaulus, Slender wheatgrass
- Elymus vancouverensis
- Elymus villosus, Hairy wildrye
- Elymus violaceus
- Elymus virescens
- Elymus virginicus, Virginia wildrye
- Elymus wiegandii, Wiegands wildrye
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