Pennsylvania Department of Agriculture. 2000. Pennsylvania noxious weed control list. Pennsylvania Department of Agriculture.
| Subject Name | Scientific Name | Family | Order |
|---|---|---|---|
| kudzu | Pueraria montana var. lobata (Willd.) Maesen & S. Almeida | Fabaceae (Leguminosae) | Fabales |
| Canada thistle | Cirsium arvense (L.) Scop. | Asteraceae | Asterales |
| musk thistle | Carduus nutans L. | Asteraceae | Asterales |
| purple loosestrife | Lythrum salicaria L. | Lythraceae | Myrtales |
| mile-a-minute weed | Persicaria perfoliata (L.) H. Gross | Polygonaceae | Polygonales |
| multiflora rose | Rosa multiflora Thunb. ex Murr. | Rosaceae | Rosales |
| johnsongrass | Sorghum halepense (L.) Pers. | Poaceae | Cyperales |
| bull thistle | Cirsium vulgare (Savi) Ten. | Asteraceae | Asterales |
| goatsrue | Galega officinalis L. | Fabaceae (Leguminosae) | Fabales |
| giant hogweed | Heracleum mantegazzianum Sommier & Levier | Apiaceae | Apiales |
| marijuana | Cannabis sativa L | Cannabaceae | Urticales |
| jimsonweed | Datura stramonium L. | Solanaceae | Solanales |
| sorghum | Sorghum bicolor (L.) Moench | Poaceae | Cyperales |