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NRCS Invasive Species Policy
Invasive Species Executive Order 13112
Montana State-listed Noxious Weeds
34 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 are indented beneath the current
PLANTS accepted name.
Montana Department of Agriculture. 2003.
Montana noxious weeds list
(24 May 2006).
Montana Department of Agriculture.
| Symbol |
Scientific Name |
Noxious Common Name |
State Weed Status† |
Native Status* |
| ACRE3 |
Acroptilon repens (L.) DC. |
|
|
L48 (I), CAN (I) |
| CERE6 |
Centaurea repens L. |
Russian knapweed |
CAT1 |
|
| CADR |
Cardaria draba (L.) Desv. |
whitetop, hoary cress |
CAT1 |
L48 (I), CAN (I) |
| CEDI3 |
Centaurea diffusa Lam. |
diffuse knapweed |
CAT1 |
L48 (I), CAN (I) |
| CESO3 |
Centaurea solstitialis L. |
yellow starthistle |
CAT3 |
L48 (I), CAN (I) |
| CESTM |
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek |
|
|
L48 (I), HI (I), CAN (I) |
| CEMA4 |
Centaurea maculosa auct. non Lam. |
spotted knapweed |
CAT1 |
|
| CHJU |
Chondrilla juncea L. |
rush skeletonweed |
CAT3 |
L48 (I), CAN (I) |
| CIAR4 |
Cirsium arvense (L.) Scop. |
Canada thistle |
CAT1 |
L48 (I), AK (I), CAN (I), GL (I), SPM (I) |
| COAR4 |
Convolvulus arvensis L. |
field bindweed |
CAT1 |
L48 (I), HI (I), CAN (I) |
| CRVU2 |
Crupina vulgaris Cass. |
common crupina |
CAT3 |
L48 (I) |
| CYOF |
Cynoglossum officinale L. |
houndstongue |
CAT1 |
L48 (I), CAN (I) |
| EUES |
Euphorbia esula L. |
leafy spurge |
CAT1 |
L48 (I), CAN (I) |
| HIAU |
Hieracium aurantiacum L. |
orange hawkweed |
CAT2 |
L48 (I), AK (I), CAN (I), SPM (I) |
| HICA10 |
Hieracium caespitosum Dumort. |
|
|
L48 (I), CAN (I) |
| HIPR |
Hieracium pratense Tausch |
meadow hawkweed |
CAT2 |
|
| HIFL3 |
Hieracium ×floribundum Wimm. & Grab. (pro sp.) [caespitosum × lactucella] |
meadow hawkweed |
CAT2 |
L48 (I), CAN (I), SPM (I) |
| HIPI2 |
Hieracium piloselloides Vill. |
meadow hawkweed |
CAT2 |
L48 (I), CAN (I) |
| HYPE |
Hypericum perforatum L. |
St. Johnswort |
CAT1 |
L48 (I), HI (I), CAN (I) |
| IRPS |
Iris pseudacorus L. |
yellow flag iris |
CAT3 |
L48 (I), CAN (I) |
| ISTI |
Isatis tinctoria L. |
dyer's woad |
CAT2 |
L48 (I), CAN (W) |
| LELA2 |
Lepidium latifolium L. |
perennial pepperweed |
CAT2 |
L48 (I), CAN (I) |
| LEVU |
Leucanthemum vulgare Lam. |
|
|
L48 (I), AK (I), HI (I), CAN (I), SPM (I) |
| CHLE80 |
Chrysanthemum leucanthemum L. |
ox-eye daisy |
CAT1 |
|
| LIDA |
Linaria dalmatica (L.) Mill. |
Dalmatian toadflax |
CAT1 |
L48 (I), CAN (I) |
| LIVU2 |
Linaria vulgaris Mill. |
yellow toadflax |
CAT1 |
L48 (I), AK (I), CAN (I), GL (I), SPM (I) |
| LYSA2 |
Lythrum salicaria L. |
purple loosestrife, lythrum |
CAT2 |
L48 (I), CAN (I), SPM (I) |
| LYVI3 |
Lythrum virgatum L. |
purple loosestrife, lythrum |
CAT2 |
L48 (I) |
| MYSP2 |
Myriophyllum spicatum L. |
Eurasian watermilfoil |
CAT3 |
L48 (I), AK (I), CAN (I) |
| PORE5 |
Potentilla recta L. |
sulfur cinquefoil, erect cinquefoil |
CAT1 |
L48 (I), CAN (I) |
| RAAC3 |
Ranunculus acris L. |
tall buttercup |
CAT2 |
L48 (NI), AK (I), CAN (I), GL (N?), SPM (I) |
| SEJA |
Senecio jacobaea L. |
tansy ragwort |
CAT2 |
L48 (I), CAN (I), SPM (I) |
| TAMAR2 |
Tamarix L. |
tamarisk, saltcedar |
CAT2 |
|
| TAVU |
Tanacetum vulgare L. |
common tansy |
CAT1 |
L48 (I), AK (I), HI (I), CAN (I), SPM (I) |
| †Code | Weed Status |
|---|
| CAT1 |
Category 1 noxious weed |
| CAT2 |
Category 2 noxious weed |
| CAT3 |
Category 3 noxious weed |
| *Code | Native Status |
|---|
| I |
Introduced |
| N? |
Probably Native |
| NI |
Native and Introduced |
| W |
Waif |
| *Code | Native Location |
|---|
| L48 |
Lower 48 States |
| US02 |
Alaska |
| US15 |
Hawaii |
| CA |
Canada |
| GL |
Greenland |
| SB |
St. Pierre and Miquelon |
Additional information about noxious plants in this state can be found at:
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