(L.) J.& K. Presl
Tall Oatgrass
| Province | Rank | Native |
|---|---|---|
| Colorado | SNA | No |
| Washington | SNA | No |
| Alabama | SNA | No |
| Oregon | SNA | No |
| Massachusetts | SNA | No |
| Pennsylvania | SNA | No |
| Mississippi | SNA | No |
| Minnesota | SNA | No |
| Nevada | SNA | No |
| Utah | SNA | No |
| Vermont | SNA | No |
| Delaware | SNA | No |
| New Mexico | SNA | No |
| Illinois | SNA | No |
| Missouri | SNA | No |
| Virginia | SNA | No |
| Kentucky | SNA | No |
| Arkansas | SNA | No |
| Rhode Island | SNA | No |
| Maryland | SNA | No |
| New Hampshire | SNA | No |
| Wisconsin | SNA | No |
| Maine | SNA | No |
| Kansas | SNA | No |
| District of Columbia | SNA | No |
| New York | SNA | No |
| Hawaii | SNA | No |
| Indiana | SNA | No |
| West Virginia | SNA | No |
| South Dakota | SNA | No |
| Georgia | SNA | No |
| New Jersey | SNA | No |
| Wyoming | SNA | No |
| Alaska | SNA | No |
| Nebraska | SNA | No |
| California | SNA | No |
| Michigan | SNA | No |
| Ohio | SNA | No |
| Connecticut | SNA | No |
| North Carolina | SNA | No |
| Tennessee | SNA | No |
| Montana | SNA | No |
| Idaho | SNA | No |
| Arizona | SNA | No |
| Iowa | SNA | No |
| Province | Rank | Native |
|---|---|---|
| Nova Scotia | SNA | No |
| Prince Edward Island | SNA | No |
| Quebec | SNA | No |
| Ontario | SNA | No |
| Island of Newfoundland | SNA | No |
| New Brunswick | SNA | No |
| British Columbia | SNA | No |
| Area | Forest | Acres |
|---|---|---|
| Bucks Lake | Plumas National Forest | 680 |
| Coldwater | Cleveland National Forest | 8,402 |
| South Fork | Shasta-Trinity National Forest | 16,786 |
| Area | Forest | Acres |
|---|---|---|
| Upper East Fork | Beaverhead-Deerlodge National Forest | 8,905 |
| Area | Forest | Acres |
|---|---|---|
| Huckleberry | Wallowa-Whitman National Forest | 11,238 |
| Mcclellan Mountain | Malheur National Forest | 21,213 |
| Shasta Costa | Siskiyou National Forests | 14,420 |
| Area | Forest | Acres |
|---|---|---|
| Glacier Peak L | Mt Baker-Snoqualmie National Forest | 14,084 |