Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
546296
| NE | Garden | North Platte River, 4w Oshkosh | 1901 |
10180009
| Middle North Platte-Scotts Bluff | established |
546297
| NE | Morrill | North Platte River, North Channel, 2e Bridgeport | 1901 |
10180009
| Middle North Platte-Scotts Bluff | established |
546300
| NE | Saunders | unnamed tributary to Platte River, Thomas Lakes | 1901 |
10200202
| Lower Platte | established |