| broadleaf dock |
Rumex obtusifolius |
3 |
| cluster dock |
Rumex conglomeratus |
3 |
| cultivated knotweed |
Persicaria wallichii |
3 |
| dotted smartweed |
Persicaria punctata |
1 |
| fiddleleaf dock |
Rumex pulcher |
2 |
| Japanese knotweed |
Fallopia japonica |
4 |
| Kerner's dock |
Rumex kerneri |
5 |
| ladysthumb |
Persicaria maculosa |
3 |
| longroot smartweed |
Polygonum amphibium var. emersum |
1 |
| marshpepper smartweed |
Polygonum hydropiper |
3 |
| oval-leaf knotweed |
Polygonum arenastrum |
2 |
| pale smartweed |
Persicaria lapathifolia |
2 |
| Pennsylvania smartweed |
Polygonum pensylvanicum |
2 |
| red sorrel |
Rumex acetosella |
5 |
| Sakhalin knotweed |
Fallopia sachalinensis |
2 |
| silversheath knotweed |
Polygonum argyrocoleon |
3 |
| swamp smartweed |
Persicaria hydropiperoides |
2 |
| toothed dock |
Rumex dentatus |
3 |
| wild buckwheat |
Fallopia convolvulus |
3 |
