leafy spurge, musk thistle, cheatgrass, tamarisk, buckthorn, loosestrife, purple loosestrife, kochia, sericea lespedeza, wild parsnip, barberry, blister rust, crown vetch, adelgid, whitetop, tansy ragwort, whiteflies, apple maggot, budworm, garlic mustard, bush honeysuckle, knotweed, hoary cress, bull thistle, sawfly, phragmites, reed canary grass, aphid, nutsedge, flea beetle, swallow wort, toadflax, lodgepole, henbit, understory, spider mite, tansy, chickweed, nematodes, scotch broom, pigweed, bitterbrush, horseweed, bunchgrass, fireweed, downy mildew, bark beetle, forbs, webworms, vetch, mealybugs, leafhoppers, foxtail, woolly adelgid, thistles, weevils, cutworm, pondweed, anthracnose, pokeweed, milfoil, japanese barberry, hogweed, beetle, powdery mildew, johnsongrass, spartina, rust fungus, ragwort, lodgepole pine, honeysuckles, wireworms, goldenrods, highbush cranberry, multiflora rose, jack pine, ryegrass, smartweed, scotch thistle, bollworms, africanized bee, phytophthora, bindweed, orange hawkweed, sweet clover, oriental bittersweet, hoary alyssum, poison sumac, potato beetle, fall webworm, clover, snowberry, downy brome, ironweed, yellowjacket, cow parsnip, viburnum, clubroot, salvinia, sumacs, mayapple, octopus, quills, serge, woodpecker, woodpeckers, ass, broom, calico, cordage, corduroy, cowhide, creeper, criminals, currency, discolorations, dogfish, funk, gorse, kingfisher, knapsack

black knapweed, centaurea nigra, centaurea scabiosa, greater knapweed, great knapweed, hardheads, jersey knapweed, lesser knapweed, slender knapweed

centaurea, genus centaurea, jersey knapweed, slender knapweed

centaury