Maryland Noxious Weeds
Annotated Code of Maryland. 1994. Weed control. State of Maryland.
http://plants.usda.gov/java/noxious?rptType=State&statefips=24
6 Records
| Subject Name | Scientific Name | Family | Order |
|---|---|---|---|
| Canada thistle | Cirsium arvense (L.) Scop. | Asteraceae | Asterales |
| musk thistle | Carduus nutans L. | Asteraceae | Asterales |
| johnsongrass | Sorghum halepense (L.) Pers. | Poaceae | Cyperales |
| bull thistle | Cirsium vulgare (Savi) Ten. | Asteraceae | Asterales |
| spiny plumeless thistle | Carduus acanthoides L. | Asteraceae | Asterales |
| sorghum | Sorghum bicolor (L.) Moench | Poaceae | Cyperales |
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