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NRCS Invasive Species Policy
Invasive Species Executive Order 13112
Maryland State-listed Noxious Weeds
6 records returned
Click on an accepted name below to view its PLANTS Profile with more information, and
web links if available. Noxious weeds that are synonyms retain their noxious status, and are indented beneath the current PLANTS accepted name.
Annotated Code of Maryland. 1994.
Weed control
(20 October 2003).
State of Maryland.
| Symbol |
Scientific Name |
Noxious Common Name |
State Noxious Status† |
Native Status* |
| CIVU |
Cirsium vulgare (Savi) Ten. |
bull thistle |
NW |
L48 (I), AK (I), HI (I), CAN (I), SPM (I) |
| CIAR4 |
Cirsium arvense (L.) Scop. |
Canada thistle |
NW |
L48 (I), AK (I), CAN (I), GL (I), SPM (I) |
| SOHA |
Sorghum halepense (L.) Pers. |
johnsongrass |
NW |
(I), L48 (I), HI (I), PR (I), CAN (I) |
| CANU4 |
Carduus nutans L. |
musk thistle, nodding thistle |
NW |
L48 (I), CAN (I) |
| CAAC |
Carduus acanthoides L. |
plumeless thistle |
NW |
L48 (I), CAN (I) |
| SOBI2 |
Sorghum bicolor (L.) Moench |
shatter cane, wild cane |
NW |
(I), L48 (I), HI (I), PR (I), VI (I), CAN (I) |
| †Code | Noxious Status |
|---|
| NW |
Noxious weed |
| *Code | Native Status |
|---|
| I |
Introduced |
| *Code | Native Status Jursdiction |
|---|
|
None |
| L48 |
Lower 48 States |
| AK |
Alaska |
| HI |
Hawaii |
| PR |
Puerto Rico |
| VI |
Virgin Islands |
| CAN |
Canada |
| GL |
Greenland |
| SPM |
St. Pierre and Miquelon |
Additional information about noxious plants in this state can be found at:
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