| Name | Agropyron trachycaulum var. majus (Vasey) Fernald |
| Authorship | (Vasey) Fernald |
| Rank | Variety |
| Placed in | Agropyron trachycaulum (Link) Malte ex H. F. Lewis |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Agropyron trachycaulum var. majus (Vasey) Fernald |
| Identification made in | [no date] (1) |
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