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CCDB → Angiosperms → Poaceae → Elymus → Elymus longifolius (J. G. Sm.) Gould
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Sitanion longifolium J. G. Sm. | Elymus longifolius (J. G. Sm.) Gould | 28 | IPCN67-71 | GOULD, F.W. 1968. Chromosome numbers of Texas grasses. Canad. J. Bot. 46: 1315-1325. | ||
| ! | Sitanion longifolium J. G. Sm. | Elymus longifolius (J. G. Sm.) Gould | 14 | 28 | Cave1963 | Wilson 1963 |