Poaceae | |
Poa tenuifolia var. elongata
| Vasey | Rep. U.S. Geogr. Surv., Wheeler 6: 290 | 1878 [1879] |
Poaceae | |
Poa tenuifolia var. oregona
| (Vasey) Vasey | Descr. Cat. Grass. U.S. 85 | 1885 |
Poaceae | ** |
Poa tenuifolia var. rigida
| Vasey | Rep. U.S. Geogr. Surv., Wheeler 6: 290 | 1878 [1879] |
Poaceae | ** |
Poa tenuifolia var. scabra
| Vasey ex Scribn. | Bull. Torrey Bot. Club 10: 66 | 1883 |