Torr.
Branching Noseburn
| Province | Rank | Native |
|---|---|---|
| Nebraska | S1 | Yes |
| Colorado | S4 | Yes |
| Arizona | SNR | Yes |
| Oklahoma | SNR | Yes |
| Arkansas | SNR | Yes |
| Missouri | S4 | Yes |
| New Mexico | SNR | Yes |
| Texas | SNR | Yes |
| Kansas | S3 | Yes |
| Utah | S1 | Yes |
| California | S4 | Yes |
| Nevada | S3 | Yes |
| Area | Forest | Acres |
|---|---|---|
| Hellsgate | Tonto National Forest | 6,171 |
| Lime Creek | Tonto National Forest | 42,568 |
| Mazatzal | Tonto National Forest | 16,942 |
| Area | Forest | Acres |
|---|---|---|
| Swan Creek Rare II Study Area | Mark Twain National Forest | 7,310 |
| Area | Forest | Acres |
|---|---|---|
| Potosi | Humboldt-Toiyabe National Forest | 5,145 |
| Area | Forest | Acres |
|---|---|---|
| Caja | Santa Fe National Forest | 5,304 |
| South Guadalupe Mountains | Lincoln National Forest | 20,930 |