Polygala brevifolia
| short-leaved milkwort | Native, SX (State Rank), CoC: 10 |
Polygala cruciata
| cross-leaved milkwort | Native, Persisting, S3 (State Rank), G5T4 (Global Rank), CoC: 10 |
Polygala incarnata
| pink milkwort | Native, Not Persisting, SX (State Rank), G5 (Global Rank), CoC: 10 |
Polygala lutea
| orange milkwort | Native, Persisting, S1 (State Rank), G5 (Global Rank), CoC: 8 |
Polygala mariana
| Maryland milkwort | Native, Not Persisting, SX (State Rank), G5 (Global Rank), CoC: 10 |
Polygala nuttallii
| Nuttall’s milkwort | Native, Persisting, S2 (State Rank), G5 (Global Rank), CoC: 5 |
Polygala polygama
| bitter milkwort | Native, Persisting, S5 (State Rank), G5 (Global Rank), CoC: 5 |
Polygala sanguinea
| blood milkwort | Native, Persisting, S5 (State Rank), G5 (Global Rank), CoC: 1 |
Polygala senega
| Seneca snakeroot | Native, Persisting, S5 (State Rank), G4G5 (Global Rank), CoC: 9 |
Polygala verticillata
| whorled milkwort | Native, Persisting, S5 (State Rank), G5T5? (Global Rank), CoC: 4 |