Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
886385
| AR | Crittenden | Porter Lake Dikes At Ms River Mile 699 T3s R7e Sec 20 | 1995 |
08020100
| Lower Mississippi-Helena | established |
886236
| AR | Lee | Mississippi River At Ashley Point Landing, River Mile 689. T2n R6e Ne4 Section 9. | 2007 |
08020100
| Lower Mississippi-Helena | established |
886649
| AR | Lee | Mississippi River At Ashley Point Landing, Rm 689. T2n R6e Ne4 Section 9. | 2007 |
08020100
| Lower Mississippi-Helena | established |
886467
| AR | Phillips | Mississippi River, River Mile 667.5, Prairie Point Dikes. | 2004 |
08020100
| Lower Mississippi-Helena | established |