Origin of 26 Rocky Mountain juniper seed sources planted at Colby, Kansas, in 1980.
| Source no. | Local area state | Latitude (°N) | Longitude (°W) | Elevation (ft) |
|---|---|---|---|---|
| 3213 | Tensleep, WY | 44.10 | 107.50 | 4100 |
| 3312 | Muddy Gap, WY | 42.35 | 107.46 | 4695 |
| 3313 | Rawlins, WY | 41.80 | 107.22 | 7220 |
| 4611 | Big Timber, MT | 45.85 | 109.96 | 4265 |
| 4612 | Columbus, MT | 45.64 | 109.27 | 4100 |
| 5311 | Sidney, MT | 47.73 | 104.14 | 1970 |
| 5314 | Culbertson, MT | 48.16 | 104.52 | 2050 |
| 5511 | Towner, ND | 48.36 | 100.41 | 1475 |
| 5513 | Towner, ND | 48.36 | 100.41 | 1475 |
| 5611 | Larimore, ND | 47.92 | 97.60 | 1150 |
| 5613 | Larimore, ND | 47.92 | 97.60 | 1150 |
| 5614 | Larimore, ND | 47.92 | 97.60 | 1150 |
| 5811 | Mosby, MT | 47.00 | 107.89 | 2705 |
| 5813 | Mosby, MT | 47.00 | 107.89 | 2705 |
| 5821 | Billings, MT | 45.80 | 108.52 | 3280 |
| 5822 | Hathaway, MT | 46.28 | 106.20 | 2790 |
| 5824 | Custer, MT | 46.13 | 107.55 | 2790 |
| 5826 | Sarpy, MT | 46.30 | 107.11 | 3935 |
| 5846 | Reva, SD | 45.56 | 103.10 | 3115 |
| 5847 | Reva, SD | 45.56 | 103.10 | 3115 |
| 5851 | Johnson City, WY | 44.06 | 106.59 | 4590 |
| 6411 | Chadron, NE | 42.85 | 102.99 | 3445 |
| 6412 | Chadron, NE | 42.85 | 102.99 | 3445 |
| 6413 | Chadron, NE | 42.85 | 102.99 | 3445 |
| 6712 | Casebier, WY | 42.33 | 104.51 | 5085 |
| 8302 | Ruidoso Downs, NM | 33.35 | 105.68 | 7380 |