Lists.alaska.edu

North American Weed Free Forage Certification Standards Designated Noxious
Weed List   or Undesirable Plant Species List
Absinth wormwood (Artemisia absinthium) ND, WA, [P] [F]Bermudagrass (Cynodon dactylon) UT [P] [F]Buffalobur (Solanum rostratum) ID, OR, WA [A] [N or F]Canada thistle (Cirsium arvense) AB, ID, KS, MT, NE, ND, NV, OR,SD, UT, WA, WY[P] {F]Common burdock (Arctium minus) AB, WY [B] [F]Common crupina (Crupina vulgaris) ID, MT, OR, SD, WA [A] IF]Common tansy (Tanacetum vulgare) AB, WA, WY [P] [F]Dalmatian toadflax (Linaria dalmatica) AB, ID, MT, NV, OR, SD,WA, WY [P] [F]Diffuse knapweed (Centaurea diffusa) AB, CO, ID, MT, NV, OR, SD,UT, WA, WY [Bor P] {F]Dyers woad (Isatis tinctoria) ID, MT, OR, UT, WA, WY [A or B or P] [F]Field bindweed (Convolvulus arvensis) AB, KS, ND, MT, OR, SD, UT, WA, WY [P] [F]Hemp (marijuana) (Cannabis sativa) ND [A] [F]Henbane, Black (Hyoscyamus niger) AB, ID, WA [A or B] [F]Hoary cress (Cardaria spp.) AB, ID, KS, MT, ND, NV, OR, SD, UT, WA, WY [P] [F]Horsenettle (Solanum carolinense) NV [P] [N]Houndstongue (Cynoglossum officinale ) WA, WY [B] [F]Johnsongrass (Sorghum halepense) ID, KS, NV, OR, SD, UT, WA [P] IF]Jointed goatgrass (Aegilops cylindrica) ID, WA, [A] [F]Leafy spurge (Euphorbia esula) AB, CO, ID, KS, MT, NE, ND, NV, OR, SD, UT, WA,WY [P] [F]Matgrass (Nardus stricta) ID, OR [P] [F]Meadow knapweed (Centaurea pratensis) ID, OR, WA [P] IF]Medusahead (Taeniatherum caput-medusae) NV, OR, UT [A] [F]Milium (Milium vernale) ID [A] [F]Musk thistle (Carduus nutans) AB, ID, KS, NE, ND, NV, OR, SD, UT, WA, WY [B] [F]Orange hawkweed (Hieracium aurantiacum) ID, WA [P] [F]Oxeye daisy (Chrysanthemum leucanthemum) AB, WA, WY [P] [F]Perennial pepperweed (Lepidium latifolium) ID, ND, OR, SD, UT WA, WY [P] [F]Perennial sorghum (Sorghum almum) UT [P] [F]Perennial sowthistle (Sonchus arvensis) AB, ID, ND, NV, SD, WA, WY [P] IF]Plumeless thistle (Carduus acanthoides) NE, SD, WA, WY [A or B] [F]Poison hemlock (Conium maculatum) ID, NV, OR, WA [B] IF]Puncturevine (Tribulus terrestris) ID, WA [A] IF]Purple loosestrife (Lythrum salicaria ) AB, ID, MT, OR, SD, WA, WY [p] [F]Quackgrass (Agropyron repens) AB, KS, OR, UT, WY [P] [F]Rush skeletonweed (Chondrilla juncea) ID, MT, OR, SD, WA [P] IF]Russian knapweed (Centaurea repens) AB, CO, ID, KS, MT, ND, NV, SD, UT, WA, WY[P] [F]Scentless chamomile (Anthemis arvensis) AB [P] [F]Scotch broom (Cytisus scoparius) ID, WA [P] [F]Scotch thistle (Onopordum acanthium) ID, NV, OR, UT, WA, WY [B][F] Sericea Lespedeza (Lespedeza cuneata) KS [P] IF]Silverleaf nightshade (Solanum elaeagnifolium) ID, OR, WA [P] [Nor F]Skeletonleaf bursage (Ambrosia tomentosa) ID, WA, WY [P] [N or F]Spotted knapweed (Centaurea maculosa) AB, CO, ID, MT, ND, OR, SD, UT, WA, WY[B or P] [F]Squarrose knapweed (Centaurea virgata) OR, UT [P] [F]St. Johnswort (Hypericum perforatum) MT, NV, OR, SD, WA [P] [F]Sulfur cinquefoil (Potentilia recta) MT [P] [F]Syrian beancaper (Zygophyllum fabago) ID, WA [P] [F]Tansy ragwort (Senecio jacobaea) ID, OR, WA [B or P] [F]Toothed spurge (Euphorbia dentara) ID [A] [N or F]Wild oats (Arena fatua) AB, WY [A] [F]Wild proso millet (Panicurn miliaceum) OR, WY [A] [F]Yellow hawkweed (Hieracium pratense) ID, WA [P] [F]Yellow starthistle (Centaurea solstitialis) AB, ID, MT, NV, OR,SD, UT, WA [A] IF]Yellow toadflax (Linaria vulgaris) AB, ID, OR, SD, WA, WY [P] [F] Revised: 1-24-97, 4-20-97, 9-16-97, 10-30-02

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