Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1725748
| CA | Butte | Afton Road near Biggs. Note: (160 Acre rice infested 6-7 miles northeast of Willows). | 1949 |
18020158
| Butte Creek | |
1650497
| TX | Bastrop | Bastrop County, TX, USA | 2017 |
12090301
| Lower Colorado-Cummins | established |
1650606
| TX | Bastrop | Bastrop, Texas, United States | 2019 |
12090301
| Lower Colorado-Cummins | established |
1650501
| TX | Bastrop | McKinney Roughs Nature Park, Bastrop Co., TX | 2017 |
12090301
| Lower Colorado-Cummins | established |
1650495
| TX | Bastrop | McKinney Roughs, Zip Line, Bastrop Co. TX | 2017 |
12090301
| Lower Colorado-Cummins | established |
1650445
| TX | Harris | Bear Creek Park | 2016 |
12040104
| Buffalo-San Jacinto | established |
1650451
| TX | Harris | Dome Bog | 2016 |
12040102
| Spring | established |
1650524
| TX | Harris | Edgebrook, Houston, TX, USA | 2018 |
12040104
| Buffalo-San Jacinto | established |
1650450
| TX | Harris | Q700 | 2016 |
12040203
| North Galveston Bay | established |
1650494
| TX | Harris | Spindle Top, TX 77532, USA | 2017 |
12040203
| North Galveston Bay | established |
1650485
| TX | Harris | Spring, TX 77373, USA | 2017 |
12040102
| Spring | established |
1650486
| TX | Harris | Spring, TX 77373, USA | 2017 |
12040102
| Spring | established |
1650529
| TX | Liberty | Liberty County, TX, USA | 2018 |
12040103
| East Fork San Jacinto | established |