| Elymus arkansanus Scribn. & C.R.Ball (synonym) |
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| Elymus canadensis var. villosus (Muhl. ex Willd.) Shinners (synonym) |
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| Elymus ciliatus Muhl. (synonym) |
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| Elymus hirsutus Schreb. ex Roem. & Schult. (synonym) |
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| Elymus propinguus Fresen. ex Steud. (synonym) |
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| Elymus propinquus Steud. (synonym) |
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| Elymus striatus var. arkansanus (Scribn. & C.R.Ball) Hitchc. (synonym) |
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| Elymus striatus var. ballii Pammel (synonym) |
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| Elymus striatus var. villosus (Muhl.) A.Gray (synonym) |
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| Elymus villosus f. arkansanus (Scribn. & C.R.Ball) Fernald (synonym) |
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| Elymus villosus var. arkansanus (Scribn. & C.R.Ball) J.J.N.Campb. (synonym) |
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| Elymus virginicus subsp. villosus (Muhl. ex Willd.) Á.Löve (synonym) |
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| Hordeum villosum (Muhl. ex Willd.) Schenck (synonym) |
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| Terrellia villosa (Muhl. ex Willd.) B.R.Baum (synonym) |
|
