 |
 |
 |
| Common Name | Scientific Name | |
| Knapweed, Spotted | Centaurea maculosa | |
| Knawel | Scleranthus annuus | |
| Knotweed, Japanese | Polygonum cuspidatum | |
| Knotweed, Prostrate | Polygonum aviculare | |
| Knotweed, Tufted | Polygonum caespitosum* | |
| Knotweed, Virginia | Polygonum virginianum | |
| Kochia | Kochia scoparia | |
| Kudzu | Pueraria lobata | |
| Kyllinga, Green | Kyllinga brevifolia | |
| *The full scientific name is Polygonum caespitosum var. longisetum | ||
|
|
|
