International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
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Herbicide Resistant Weeds in United States
Herbicide Resistant Weeds in United States
Herbicide Resistant Weeds in United States
State  
Herbicide Resistant Weeds in United States
 #SpeciesCommon NameState NameFirst YearSite of Action

State: Alabama
  1 Poa annuaAnnual BluegrassUnited StatesAlabama198045 Photosystem II inhibitors (C1/5)
 		1166
  2 Eleusine indicaGoosegrassUnited StatesAlabama198745 Microtubule inhibitors (K1/3)
 		223
  3 Xanthium strumariumCommon cockleburUnited StatesAlabama198845 Nucleic acid inhibitors (Z/17)
 		224
  4 Amaranthus palmeriPalmer AmaranthUnited StatesAlabama200845 EPSP synthase inhibitors (G/9)
 		5388
  5 Poa annuaAnnual BluegrassUnited StatesAlabama201245 ALS inhibitors (B/2)
 		5644
  6 Poa annuaAnnual BluegrassUnited StatesAlabama201245 Microtubule inhibitors (K1/3)
 		5695
  7 Conyza canadensisHorseweedUnited StatesAlabama201345 EPSP synthase inhibitors (G/9)
 		7783
  8 Ambrosia artemisiifoliaCommon RagweedUnited StatesAlabama201345 EPSP synthase inhibitors (G/9)
 		7784
  9 Cyperus compressusAnnual SedgeUnited StatesAlabama201545 ALS inhibitors (B/2)
 		11012

State: Arizona
  10 Amaranthus palmeriPalmer AmaranthUnited StatesArizona201245 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5699

State: Arkansas
  11 Eleusine indicaGoosegrassUnited StatesArkansas198945 Microtubule inhibitors (K1/3)
 		400
  12 Xanthium strumariumCommon cockleburUnited StatesArkansas198945 Nucleic acid inhibitors (Z/17)
 		404
  13 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesArkansas199045 PSII inhibitor (Ureas and amides) (C2/7)
 		399
  14 Amaranthus palmeriPalmer AmaranthUnited StatesArkansas199445 ALS inhibitors (B/2)
 		403
  15 Xanthium strumariumCommon cockleburUnited StatesArkansas199545 ALS inhibitors (B/2)
 		401
  16 Amaranthus retroflexusRedroot PigweedUnited StatesArkansas199545 ALS inhibitors (B/2)
 		402
  17 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesArkansas199545 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
 		1097
  18 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesArkansas199945 Multiple Resistance: 2 Sites of Action
PSII inhibitor (Ureas and amides) (C2/7)
Synthetic Auxins (O/4)
 		1188
  19 Oryza sativa var. sylvaticaRed RiceUnited StatesArkansas200245 ALS inhibitors (B/2)
 		13046
  20 Conyza canadensisHorseweedUnited StatesArkansas200345 EPSP synthase inhibitors (G/9)
 		5187
  21 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesArkansas200345 ALS inhibitors (B/2)
 		5399
  22 Ambrosia artemisiifoliaCommon RagweedUnited StatesArkansas200445 EPSP synthase inhibitors (G/9)
 		5261
  23 Ambrosia trifidaGiant RagweedUnited StatesArkansas200545 EPSP synthase inhibitors (G/9)
 		5345
  24 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesArkansas200545 ACCase inhibitors (A/1)
 		5409
  25 Amaranthus palmeriPalmer AmaranthUnited StatesArkansas200645 EPSP synthase inhibitors (G/9)
 		5296
  26 Sorghum halepenseJohnsongrassUnited StatesArkansas200745 EPSP synthase inhibitors (G/9)
 		5344
  27 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesArkansas200845 EPSP synthase inhibitors (G/9)
 		5401
  28 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesArkansas200845 DOXP inhibitors (F4/13)
 		5563
  29 Cyperus iriaRice FlatsedgeUnited StatesArkansas201045 ALS inhibitors (B/2)
 		5560
  30 Cyperus difformisSmallflower Umbrella SedgeUnited StatesArkansas201045 ALS inhibitors (B/2)
 		5562
  31 Echinochloa colonaJunglericeUnited StatesArkansas201145 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
PSII inhibitor (Ureas and amides) (C2/7)
Cellulose inhibitors (L/26)
 		10956
  32 Amaranthus palmeriPalmer AmaranthUnited StatesArkansas201145 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
PPO inhibitors (E/14)
 		11006
  33 Cyperus esculentusYellow NutsedgeUnited StatesArkansas201345 ALS inhibitors (B/2)
 		6752
  34 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesArkansas201545 EPSP synthase inhibitors (G/9)
 		10980

State: California
  35 Senecio vulgarisCommon GroundselUnited StatesCalifornia198145 Photosystem II inhibitors (C1/5)
 		1037
  36 Lolium perennePerennial RyegrassUnited StatesCalifornia198945 ALS inhibitors (B/2)
 		396
  37 Sagittaria montevidensisCalifornia ArrowheadUnited StatesCalifornia199345 ALS inhibitors (B/2)
 		390
  38 Cyperus difformisSmallflower Umbrella SedgeUnited StatesCalifornia199345 ALS inhibitors (B/2)
 		391
  39 Salsola tragusRussian-thistleUnited StatesCalifornia199445 ALS inhibitors (B/2)
 		1036
  40 Avena fatuaWild OatUnited StatesCalifornia199645 Cell elongation inhibitors (Z/8)
 		1176
  41 Ammannia auriculataEared RedstemUnited StatesCalifornia199745 ALS inhibitors (B/2)
 		1098
  42 Schoenoplectus mucronatus (=Scirpus mucronatus)Ricefield BulrushUnited StatesCalifornia199745 ALS inhibitors (B/2)
 		1099
  43 Echinochloa phyllopogon (=E. oryzicola)Late WatergrassUnited StatesCalifornia199845 ACCase inhibitors (A/1)
 		283
  44 Lolium rigidumRigid RyegrassUnited StatesCalifornia199845 EPSP synthase inhibitors (G/9)
 		1034
  45 Echinochloa phyllopogon (=E. oryzicola)Late WatergrassUnited StatesCalifornia199845 Lipid Inhibitors (N/8)
 		1035
  46 Ammannia coccineaRedstemUnited StatesCalifornia200045 ALS inhibitors (B/2)
 		5135
  47 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesCalifornia200045 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
Lipid Inhibitors (N/8)
 		5136
  48 Echinochloa phyllopogon (=E. oryzicola)Late WatergrassUnited StatesCalifornia200045 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
Lipid Inhibitors (N/8)
 		5137
  49 Echinochloa oryzoidesEarly WatergrassUnited StatesCalifornia200045 Lipid Inhibitors (N/8)
 		5492
  50 Phalaris minorLittle seed Canary grassUnited StatesCalifornia200145 ACCase inhibitors (A/1)
 		5163
  51 Digitaria ischaemumSmooth CrabgrassUnited StatesCalifornia200245 Synthetic Auxins (O/4)
 		5134
  52 Conyza canadensisHorseweedUnited StatesCalifornia200545 EPSP synthase inhibitors (G/9)
 		5250
  53 Conyza bonariensisHairy FleabaneUnited StatesCalifornia200745 EPSP synthase inhibitors (G/9)
 		5310
  54 Echinochloa colonaJunglericeUnited StatesCalifornia200845 EPSP synthase inhibitors (G/9)
 		5545
  55 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesCalifornia200845 EPSP synthase inhibitors (G/9)
 		5698
  56 Conyza bonariensisHairy FleabaneUnited StatesCalifornia200945 Multiple Resistance: 2 Sites of Action
PSI Electron Diverter (D/22)
EPSP synthase inhibitors (G/9)
 		5390
  57 Cyperus difformisSmallflower Umbrella SedgeUnited StatesCalifornia201345 PSII inhibitor (Ureas and amides) (C2/7)
 		6739
  58 Poa annuaAnnual BluegrassUnited StatesCalifornia201345 EPSP synthase inhibitors (G/9)
 		7805
  59 Schoenoplectus mucronatus (=Scirpus mucronatus)Ricefield BulrushUnited StatesCalifornia201445 PSII inhibitor (Ureas and amides) (C2/7)
 		9924
  60 Conyza canadensisHorseweedUnited StatesCalifornia201445 Multiple Resistance: 2 Sites of Action
PSI Electron Diverter (D/22)
EPSP synthase inhibitors (G/9)
 		9943
  61 Amaranthus palmeriPalmer AmaranthUnited StatesCalifornia201545 EPSP synthase inhibitors (G/9)
 		13041
  62 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesCalifornia201545 Glutamine synthase inhibitors (H/10)
 		13044
  63 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesCalifornia201545 Multiple Resistance: 3 Sites of Action
ACCase inhibitors (A/1)
PSI Electron Diverter (D/22)
EPSP synthase inhibitors (G/9)
 		15066

State: Colorado
  64 Amaranthus retroflexusRedroot PigweedUnited StatesColorado198245 Photosystem II inhibitors (C1/5)
 		430
  65 Kochia scopariaKochiaUnited StatesColorado198245 Photosystem II inhibitors (C1/5)
 		431
  66 Kochia scopariaKochiaUnited StatesColorado198945 ALS inhibitors (B/2)
 		1049
  67 Avena fatuaWild OatUnited StatesColorado199745 ACCase inhibitors (A/1)
 		1052
  68 Kochia scopariaKochiaUnited StatesColorado199945 Synthetic Auxins (O/4)
 		7868
  69 Kochia scopariaKochiaUnited StatesColorado201245 EPSP synthase inhibitors (G/9)
 		5714

State: Connecticut
  70 Amaranthus retroflexusRedroot PigweedUnited StatesConnecticut198445 Photosystem II inhibitors (C1/5)
 		1071
  71 Chenopodium albumCommon LambsquartersUnited StatesConnecticut199245 Photosystem II inhibitors (C1/5)
 		1072

State: Delaware
  72 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesDelaware197745 Photosystem II inhibitors (C1/5)
 		492
  73 Chenopodium albumCommon LambsquartersUnited StatesDelaware198845 Photosystem II inhibitors (C1/5)
 		491
  74 Conyza canadensisHorseweedUnited StatesDelaware200045 EPSP synthase inhibitors (G/9)
 		5086
  75 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesDelaware200045 ALS inhibitors (B/2)
 		5160
  76 Conyza canadensisHorseweedUnited StatesDelaware200345 PSI Electron Diverter (D/22)
 		5257
  77 Ambrosia artemisiifoliaCommon RagweedUnited StatesDelaware200545 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
PPO inhibitors (E/14)
 		5265
  78 Conyza canadensisHorseweedUnited StatesDelaware201045 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5710
  79 Amaranthus palmeriPalmer AmaranthUnited StatesDelaware201245 EPSP synthase inhibitors (G/9)
 		5707
  80 Stellaria mediaCommon ChickweedUnited StatesDelaware201245 ALS inhibitors (B/2)
 		5708
  81 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesDelaware201245 ALS inhibitors (B/2)
 		5709
  82 Amaranthus palmeriPalmer AmaranthUnited StatesDelaware201445 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		8914

State: Florida
  83 Solanum americanumAmerican Black NightshadeUnited StatesFlorida198545 PSI Electron Diverter (D/22)
 		226
  84 Eleusine indicaGoosegrassUnited StatesFlorida199645 PSI Electron Diverter (D/22)
 		5053
  85 Landoltia punctataDotted DuckweedUnited StatesFlorida200145 PSI Electron Diverter (D/22)
 		5247
  86 Hydrilla verticillataHydrillaUnited StatesFlorida200245 Carotenoid biosynthesis inhibitors (F1/12)
 		5166
  87 Amaranthus palmeriPalmer AmaranthUnited StatesFlorida200845 ALS inhibitors (B/2)
 		5369
  88 Amaranthus palmeriPalmer AmaranthUnited StatesFlorida201345 EPSP synthase inhibitors (G/9)
 		7869
  89 Amaranthus palmeriPalmer AmaranthUnited StatesFlorida201345 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		7870
  90 Parthenium hysterophorusRagweed PartheniumUnited StatesFlorida201445 EPSP synthase inhibitors (G/9)
 		11003

State: Georgia
  91 Eleusine indicaGoosegrassUnited StatesGeorgia199245 Microtubule inhibitors (K1/3)
 		1043
  92 Sida spinosaPrickly SidaUnited StatesGeorgia199345 ALS inhibitors (B/2)
 		325
  93 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesGeorgia199545 ACCase inhibitors (A/1)
 		543
  94 Amaranthus palmeriPalmer AmaranthUnited StatesGeorgia200045 ALS inhibitors (B/2)
 		5092
  95 Amaranthus palmeriPalmer AmaranthUnited StatesGeorgia200545 EPSP synthase inhibitors (G/9)
 		5256
  96 Amaranthus palmeriPalmer AmaranthUnited StatesGeorgia200845 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5498
  97 Amaranthus palmeriPalmer AmaranthUnited StatesGeorgia200845 Photosystem II inhibitors (C1/5)
 		5499
  98 Digitaria sanguinalisLarge CrabgrassUnited StatesGeorgia200845 ACCase inhibitors (A/1)
 		7787
  99 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesGeorgia200945 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
 		5500
  100 Amaranthus palmeriPalmer AmaranthUnited StatesGeorgia201045 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
EPSP synthase inhibitors (G/9)
 		7788
  101 Chamaesyce maculataSpotted SpurgeUnited StatesGeorgia201445 ALS inhibitors (B/2)
 		13035

State: Hawaii
  102 Commelina diffusaSpreading DayflowerUnited StatesHawaii195745 Synthetic Auxins (O/4)
 		394
  103 Chloris barbata = (C. inflate)Swollen FingergrassUnited StatesHawaii198745 Photosystem II inhibitors (C1/5)
 		227
  104 Chloris barbata = (C. inflate)Swollen FingergrassUnited StatesHawaii198745 PSII inhibitor (Ureas and amides) (C2/7)
 		228
  105 Eleusine indicaGoosegrassUnited StatesHawaii200345 Photosystem II inhibitors (C1/5)
 		5533

State: Idaho
  106 Lactuca serriolaPrickly LettuceUnited StatesIdaho198745 ALS inhibitors (B/2)
 		230
  107 Kochia scopariaKochiaUnited StatesIdaho198945 ALS inhibitors (B/2)
 		232
  108 Salsola tragusRussian-thistleUnited StatesIdaho199045 ALS inhibitors (B/2)
 		512
  109 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesIdaho199145 ACCase inhibitors (A/1)
 		519
  110 Avena fatuaWild OatUnited StatesIdaho199245 ACCase inhibitors (A/1)
 		235
  111 Avena fatuaWild OatUnited StatesIdaho199345 Multiple Resistance: 2 Sites of Action
Lipid Inhibitors (N/8)
Cell elongation inhibitors (Z/8)
 		234
  112 Anthemis cotulaMayweed ChamomileUnited StatesIdaho199745 ALS inhibitors (B/2)
 		524
  113 Kochia scopariaKochiaUnited StatesIdaho199745 Synthetic Auxins (O/4)
 		1058
  114 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesIdaho200545 Multiple Resistance: 3 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
Long chain fatty acid inhibitors (K3/15)
 		5280
  115 Amaranthus retroflexusRedroot PigweedUnited StatesIdaho200545 Photosystem II inhibitors (C1/5)
 		5293
  116 Kochia scopariaKochiaUnited StatesIdaho201445 EPSP synthase inhibitors (G/9)
 		9945

State: Illinois
  117 Chenopodium albumCommon LambsquartersUnited StatesIllinois198545 Photosystem II inhibitors (C1/5)
 		237
  118 Kochia scopariaKochiaUnited StatesIllinois199245 Photosystem II inhibitors (C1/5)
 		238
  119 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesIllinois199345 Photosystem II inhibitors (C1/5)
 		236
  120 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIllinois199345 ALS inhibitors (B/2)
 		5183
  121 Kochia scopariaKochiaUnited StatesIllinois199545 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
 		1126
  122 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIllinois199645 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
 		1127
  123 Ambrosia artemisiifoliaCommon RagweedUnited StatesIllinois199845 ALS inhibitors (B/2)
 		1114
  124 Ambrosia trifidaGiant RagweedUnited StatesIllinois199845 ALS inhibitors (B/2)
 		1124
  125 Xanthium strumariumCommon cockleburUnited StatesIllinois199845 ALS inhibitors (B/2)
 		7858
  126 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesIllinois199845 ALS inhibitors (B/2)
 		7859
  127 Setaria faberiGiant FoxtailUnited StatesIllinois199845 ACCase inhibitors (A/1)
 		7863
  128 Solanum ptycanthumEastern Black NightshadeUnited StatesIllinois199945 ALS inhibitors (B/2)
 		5184
  129 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesIllinois200045 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
 		7860
  130 Sorghum bicolorShattercaneUnited StatesIllinois200045 ALS inhibitors (B/2)
 		7861
  131 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIllinois200145 Photosystem II inhibitors (C1/5)
 		5182
  132 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIllinois200245 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
PPO inhibitors (E/14)
 		5171
  133 Conyza canadensisHorseweedUnited StatesIllinois200545 EPSP synthase inhibitors (G/9)
 		5276
  134 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIllinois200645 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5311
  135 Setaria faberiGiant FoxtailUnited StatesIllinois200745 ALS inhibitors (B/2)
 		7862
  136 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIllinois200945 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
HPPD inhibitors (F2/27)
 		5491
  137 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIllinois200945 Multiple Resistance: 4 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
PPO inhibitors (E/14)
EPSP synthase inhibitors (G/9)
 		7864
  138 Amaranthus palmeriPalmer AmaranthUnited StatesIllinois201045 EPSP synthase inhibitors (G/9)
 		5543
  139 Conyza canadensisHorseweedUnited StatesIllinois201345 ALS inhibitors (B/2)
 		7865
  140 Amaranthus palmeriPalmer AmaranthUnited StatesIllinois201345 ALS inhibitors (B/2)
 		7866
  141 Amaranthus palmeriPalmer AmaranthUnited StatesIllinois201345 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		7867
  142 Amaranthus palmeriPalmer AmaranthUnited StatesIllinois201645 Multiple Resistance: 2 Sites of Action
PPO inhibitors (E/14)
EPSP synthase inhibitors (G/9)
 		13050
  143 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIllinois201645 Multiple Resistance: 5 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
PPO inhibitors (E/14)
HPPD inhibitors (F2/27)
Synthetic Auxins (O/4)
 		14051

State: Indiana
  144 Amaranthus retroflexusRedroot PigweedUnited StatesIndiana198045 Photosystem II inhibitors (C1/5)
 		408
  145 Chenopodium albumCommon LambsquartersUnited StatesIndiana198045 Photosystem II inhibitors (C1/5)
 		409
  146 Datura stramoniumJimsonweedUnited StatesIndiana199245 Photosystem II inhibitors (C1/5)
 		407
  147 Kochia scopariaKochiaUnited StatesIndiana199545 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
 		405
  148 Ambrosia artemisiifoliaCommon RagweedUnited StatesIndiana199845 ALS inhibitors (B/2)
 		1113
  149 Ambrosia trifidaGiant RagweedUnited StatesIndiana199845 ALS inhibitors (B/2)
 		1123
  150 Conyza canadensisHorseweedUnited StatesIndiana200245 EPSP synthase inhibitors (G/9)
 		5128
  151 Setaria faberiGiant FoxtailUnited StatesIndiana200445 ALS inhibitors (B/2)
 		5520
  152 Ambrosia trifidaGiant RagweedUnited StatesIndiana200545 EPSP synthase inhibitors (G/9)
 		5279
  153 Sorghum halepenseJohnsongrassUnited StatesIndiana200545 ALS inhibitors (B/2)
 		5282
  154 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIndiana200545 ALS inhibitors (B/2)
 		5521
  155 Conyza canadensisHorseweedUnited StatesIndiana200545 ALS inhibitors (B/2)
 		7836
  156 Sorghum bicolorShattercaneUnited StatesIndiana200645 ALS inhibitors (B/2)
 		5281
  157 Ambrosia artemisiifoliaCommon RagweedUnited StatesIndiana200745 EPSP synthase inhibitors (G/9)
 		5519
  158 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIndiana200945 EPSP synthase inhibitors (G/9)
 		5518
  159 Amaranthus palmeriPalmer AmaranthUnited StatesIndiana201245 EPSP synthase inhibitors (G/9)
 		7835
  160 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIndiana201445 PPO inhibitors (E/14)
 		8919

State: Iowa
  161 Kochia scopariaKochiaUnited StatesIowa198545 Photosystem II inhibitors (C1/5)
 		243
  162 Chenopodium albumCommon LambsquartersUnited StatesIowa198945 Photosystem II inhibitors (C1/5)
 		242
  163 Polygonum pensylvanicumPennsylvania SmartweedUnited StatesIowa199045 Photosystem II inhibitors (C1/5)
 		240
  164 Setaria faberiGiant FoxtailUnited StatesIowa199245 Photosystem II inhibitors (C1/5)
 		241
  165 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIowa199345 ALS inhibitors (B/2)
 		239
  166 Setaria faberiGiant FoxtailUnited StatesIowa199445 ACCase inhibitors (A/1)
 		1064
  167 Xanthium strumariumCommon cockleburUnited StatesIowa199545 ALS inhibitors (B/2)
 		1062
  168 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIowa199645 Photosystem II inhibitors (C1/5)
 		1061
  169 Helianthus annuusCommon SunflowerUnited StatesIowa199745 ALS inhibitors (B/2)
 		5230
  170 Sorghum bicolorShattercaneUnited StatesIowa199845 ALS inhibitors (B/2)
 		5229
  171 Ambrosia trifidaGiant RagweedUnited StatesIowa200045 ALS inhibitors (B/2)
 		5231
  172 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIowa200945 PPO inhibitors (E/14)
 		5460
  173 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIowa200945 EPSP synthase inhibitors (G/9)
 		5461
  174 Ambrosia trifidaGiant RagweedUnited StatesIowa200945 EPSP synthase inhibitors (G/9)
 		5463
  175 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIowa200945 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
HPPD inhibitors (F2/27)
 		5490
  176 Conyza canadensisHorseweedUnited StatesIowa201145 EPSP synthase inhibitors (G/9)
 		5567
  177 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesIowa201145 Multiple Resistance: 4 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
HPPD inhibitors (F2/27)
EPSP synthase inhibitors (G/9)
 		5576

State: Kansas
  178 Kochia scopariaKochiaUnited StatesKansas197645 Photosystem II inhibitors (C1/5)
 		1070
  179 Kochia scopariaKochiaUnited StatesKansas198745 ALS inhibitors (B/2)
 		1042
  180 Amaranthus palmeriPalmer AmaranthUnited StatesKansas199345 ALS inhibitors (B/2)
 		332
  181 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesKansas199545 ALS inhibitors (B/2)
 		333
  182 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesKansas199545 Photosystem II inhibitors (C1/5)
 		1038
  183 Amaranthus retroflexusRedroot PigweedUnited StatesKansas199545 Photosystem II inhibitors (C1/5)
 		1039
  184 Amaranthus palmeriPalmer AmaranthUnited StatesKansas199545 Photosystem II inhibitors (C1/5)
 		1040
  185 Helianthus annuusCommon SunflowerUnited StatesKansas199645 ALS inhibitors (B/2)
 		499
  186 Sorghum bicolorShattercaneUnited StatesKansas199645 ALS inhibitors (B/2)
 		500
  187 Xanthium strumariumCommon cockleburUnited StatesKansas199745 ALS inhibitors (B/2)
 		1041
  188 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesKansas200145 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
PPO inhibitors (E/14)
 		5112
  189 Conyza canadensisHorseweedUnited StatesKansas200545 EPSP synthase inhibitors (G/9)
 		5308
  190 Erysimum repandumBushy WallflowerUnited StatesKansas200545 ALS inhibitors (B/2)
 		5448
  191 Ambrosia trifidaGiant RagweedUnited StatesKansas200645 EPSP synthase inhibitors (G/9)
 		5304
  192 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesKansas200645 EPSP synthase inhibitors (G/9)
 		5307
  193 Descurainia sophiaFlixweedUnited StatesKansas200645 ALS inhibitors (B/2)
 		5404
  194 Ambrosia artemisiifoliaCommon RagweedUnited StatesKansas200745 EPSP synthase inhibitors (G/9)
 		5305
  195 Bromus secalinusCheat (Rye Brome)United StatesKansas200745 ALS inhibitors (B/2)
 		5446
  196 Bromus japonicusJapanese BromeUnited StatesKansas200745 ALS inhibitors (B/2)
 		5447
  197 Kochia scopariaKochiaUnited StatesKansas200745 EPSP synthase inhibitors (G/9)
 		5470
  198 Amaranthus palmeriPalmer AmaranthUnited StatesKansas200945 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
HPPD inhibitors (F2/27)
 		5705
  199 Amaranthus palmeriPalmer AmaranthUnited StatesKansas201145 EPSP synthase inhibitors (G/9)
 		5704
  200 Conyza canadensisHorseweedUnited StatesKansas201145 ALS inhibitors (B/2)
 		7806
  201 Kochia scopariaKochiaUnited StatesKansas201345 Multiple Resistance: 4 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
EPSP synthase inhibitors (G/9)
Synthetic Auxins (O/4)
 		10972
  202 Kochia scopariaKochiaUnited StatesKansas201345 Multiple Resistance: 2 Sites of Action
EPSP synthase inhibitors (G/9)
Synthetic Auxins (O/4)
 		10973
  203 Lamium amplexicauleHenbit DeadnettleUnited StatesKansas201445 ALS inhibitors (B/2)
 		10970

State: Kentucky
  204 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesKentucky198745 Photosystem II inhibitors (C1/5)
 		489
  205 Sorghum halepenseJohnsongrassUnited StatesKentucky199145 ACCase inhibitors (A/1)
 		488
  206 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesKentucky199245 ALS inhibitors (B/2)
 		490
  207 Conyza canadensisHorseweedUnited StatesKentucky200145 EPSP synthase inhibitors (G/9)
 		5208
  208 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesKentucky200445 ACCase inhibitors (A/1)
 		7877
  209 Ambrosia trifidaGiant RagweedUnited StatesKentucky200545 EPSP synthase inhibitors (G/9)
 		7878
  210 Ambrosia artemisiifoliaCommon RagweedUnited StatesKentucky200645 EPSP synthase inhibitors (G/9)
 		7879
  211 Sorghum halepenseJohnsongrassUnited StatesKentucky200645 ALS inhibitors (B/2)
 		7880
  212 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesKentucky201045 EPSP synthase inhibitors (G/9)
 		7881
  213 Amaranthus palmeriPalmer AmaranthUnited StatesKentucky201045 EPSP synthase inhibitors (G/9)
 		7882
  214 Stellaria mediaCommon ChickweedUnited StatesKentucky201345 ALS inhibitors (B/2)
 		7883
  215 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesKentucky201345 ALS inhibitors (B/2)
 		7891

State: Louisiana
  216 Xanthium strumariumCommon cockleburUnited StatesLouisiana199245 Nucleic acid inhibitors (Z/17)
 		1045
  217 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesLouisiana199545 PSII inhibitor (Ureas and amides) (C2/7)
 		1046
  218 Sorghum halepenseJohnsongrassUnited StatesLouisiana199745 ACCase inhibitors (A/1)
 		1044
  219 Rottboellia cochinchinensis (=R. exaltata)ItchgrassUnited StatesLouisiana199745 ACCase inhibitors (A/1)
 		1182
  220 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesLouisiana199845 Synthetic Auxins (O/4)
 		1180
  221 Leptochloa panicoidesAmazon SprangletopUnited StatesLouisiana200945 ACCase inhibitors (A/1)
 		5565
  222 Amaranthus palmeriPalmer AmaranthUnited StatesLouisiana201045 EPSP synthase inhibitors (G/9)
 		5494
  223 Sorghum halepenseJohnsongrassUnited StatesLouisiana201045 EPSP synthase inhibitors (G/9)
 		5522
  224 Cyperus iriaRice FlatsedgeUnited StatesLouisiana201345 ALS inhibitors (B/2)
 		7785
  225 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesLouisiana201345 ALS inhibitors (B/2)
 		7786
  226 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesLouisiana201445 EPSP synthase inhibitors (G/9)
 		8898
  227 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesLouisiana201545 EPSP synthase inhibitors (G/9)
 		11005

State: Maine
  228 Chenopodium albumCommon LambsquartersUnited StatesMaine198545 Photosystem II inhibitors (C1/5)
 		1091
  229 Amaranthus retroflexusRedroot PigweedUnited StatesMaine198545 Photosystem II inhibitors (C1/5)
 		1092

State: Maryland
  230 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesMaryland197245 Photosystem II inhibitors (C1/5)
 		429
  231 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesMaryland197845 Photosystem II inhibitors (C1/5)
 		426
  232 Chenopodium albumCommon LambsquartersUnited StatesMaryland198245 Photosystem II inhibitors (C1/5)
 		424
  233 Abutilon theophrastiVelvetleafUnited StatesMaryland198445 Photosystem II inhibitors (C1/5)
 		425
  234 Setaria pumila (=S. glauca)Yellow FoxtailUnited StatesMaryland198445 Photosystem II inhibitors (C1/5)
 		427
  235 Setaria faberiGiant FoxtailUnited StatesMaryland198445 Photosystem II inhibitors (C1/5)
 		428
  236 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesMaryland199845 ACCase inhibitors (A/1)
 		1084
  237 Amaranthus retroflexusRedroot PigweedUnited StatesMaryland199845 ALS inhibitors (B/2)
 		1085
  238 Xanthium strumariumCommon cockleburUnited StatesMaryland199845 ALS inhibitors (B/2)
 		1086
  239 Conyza canadensisHorseweedUnited StatesMaryland200245 EPSP synthase inhibitors (G/9)
 		5129
  240 Stellaria mediaCommon ChickweedUnited StatesMaryland200945 ALS inhibitors (B/2)
 		5374
  241 Amaranthus palmeriPalmer AmaranthUnited StatesMaryland201445 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		8915

State: Massachusetts
  242 Chenopodium albumCommon LambsquartersUnited StatesMassachusetts198345 Photosystem II inhibitors (C1/5)
 		1095

State: Michigan
  243 Chenopodium albumCommon LambsquartersUnited StatesMichigan197545 Photosystem II inhibitors (C1/5)
 		5084
  244 Senecio vulgarisCommon GroundselUnited StatesMichigan199045 Photosystem II inhibitors (C1/5)
 		5180
  245 Ambrosia artemisiifoliaCommon RagweedUnited StatesMichigan199045 Photosystem II inhibitors (C1/5)
 		5181
  246 Portulaca oleraceaCommon PurslaneUnited StatesMichigan199145 Multiple Resistance: 2 Sites of Action
Photosystem II inhibitors (C1/5)
PSII inhibitor (Ureas and amides) (C2/7)
 		378
  247 Daucus carotaWild CarrotUnited StatesMichigan199345 Synthetic Auxins (O/4)
 		505
  248 Ambrosia artemisiifoliaCommon RagweedUnited StatesMichigan199845 ALS inhibitors (B/2)
 		1115
  249 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMichigan200045 ALS inhibitors (B/2)
 		5179
  250 Chenopodium albumCommon LambsquartersUnited StatesMichigan200145 ALS inhibitors (B/2)
 		5133
  251 Amaranthus powelliiPowell AmaranthUnited StatesMichigan200145 Multiple Resistance: 2 Sites of Action
Photosystem II inhibitors (C1/5)
PSII inhibitor (Ureas and amides) (C2/7)
 		5176
  252 Amaranthus retroflexusRedroot PigweedUnited StatesMichigan200145 Multiple Resistance: 2 Sites of Action
Photosystem II inhibitors (C1/5)
PSII inhibitor (Ureas and amides) (C2/7)
 		5177
  253 Polygonum persicariaLadysthumbUnited StatesMichigan200145 Photosystem II inhibitors (C1/5)
 		5178
  254 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesMichigan200245 ALS inhibitors (B/2)
 		5170
  255 Conyza canadensisHorseweedUnited StatesMichigan200245 ALS inhibitors (B/2)
 		5172
  256 Conyza canadensisHorseweedUnited StatesMichigan200245 Multiple Resistance: 2 Sites of Action
Photosystem II inhibitors (C1/5)
PSII inhibitor (Ureas and amides) (C2/7)
 		5173
  257 Conyza canadensisHorseweedUnited StatesMichigan200245 PSII inhibitor (Ureas and amides) (C2/7)
 		5174
  258 Atriplex patulaHalberdleaf OrachUnited StatesMichigan200345 Photosystem II inhibitors (C1/5)
 		5291
  259 Solanum ptycanthumEastern Black NightshadeUnited StatesMichigan200445 Photosystem II inhibitors (C1/5)
 		5286
  260 Chenopodium album var. striatum (=C. strictum var. glaucophyllum)Lateflowering GoosefootUnited StatesMichigan200445 Photosystem II inhibitors (C1/5)
 		5288
  261 Abutilon theophrastiVelvetleafUnited StatesMichigan200445 Photosystem II inhibitors (C1/5)
 		5289
  262 Kochia scopariaKochiaUnited StatesMichigan200545 ALS inhibitors (B/2)
 		5287
  263 Setaria faberiGiant FoxtailUnited StatesMichigan200645 ALS inhibitors (B/2)
 		5290
  264 Conyza canadensisHorseweedUnited StatesMichigan200745 EPSP synthase inhibitors (G/9)
 		5312
  265 Amaranthus palmeriPalmer AmaranthUnited StatesMichigan201145 EPSP synthase inhibitors (G/9)
 		5557
  266 Amaranthus blitoidesProstrate PigweedUnited StatesMichigan201245 Photosystem II inhibitors (C1/5)
 		5736

State: Minnesota
  267 Chenopodium albumCommon LambsquartersUnited StatesMinnesota198245 Photosystem II inhibitors (C1/5)
 		246
  268 Abutilon theophrastiVelvetleafUnited StatesMinnesota199145 Photosystem II inhibitors (C1/5)
 		244
  269 Amaranthus retroflexusRedroot PigweedUnited StatesMinnesota199145 Photosystem II inhibitors (C1/5)
 		245
  270 Avena fatuaWild OatUnited StatesMinnesota199145 ACCase inhibitors (A/1)
 		247
  271 Kochia scopariaKochiaUnited StatesMinnesota199445 ALS inhibitors (B/2)
 		248
  272 Xanthium strumariumCommon cockleburUnited StatesMinnesota199445 ALS inhibitors (B/2)
 		249
  273 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMinnesota199445 ALS inhibitors (B/2)
 		7802
  274 Setaria faberiGiant FoxtailUnited StatesMinnesota199645 ALS inhibitors (B/2)
 		503
  275 Setaria viridis var. major (=var. robusta-alba, var. robustapurpurea)Giant Green FoxtailUnited StatesMinnesota199645 ALS inhibitors (B/2)
 		504
  276 Setaria pumila (=S. glauca)Yellow FoxtailUnited StatesMinnesota199745 ALS inhibitors (B/2)
 		506
  277 Ambrosia artemisiifoliaCommon RagweedUnited StatesMinnesota199845 ALS inhibitors (B/2)
 		1116
  278 Setaria viridis var. major (=var. robusta-alba, var. robustapurpurea)Giant Green FoxtailUnited StatesMinnesota199945 ACCase inhibitors (A/1)
 		5167
  279 Setaria viridis var. major (=var. robusta-alba, var. robustapurpurea)Giant Green FoxtailUnited StatesMinnesota199945 ACCase inhibitors (A/1)
 		5168
  280 Ambrosia trifidaGiant RagweedUnited StatesMinnesota200645 EPSP synthase inhibitors (G/9)
 		5333
  281 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMinnesota200745 EPSP synthase inhibitors (G/9)
 		5334
  282 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMinnesota200745 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		7803
  283 Ambrosia artemisiifoliaCommon RagweedUnited StatesMinnesota200845 EPSP synthase inhibitors (G/9)
 		5506
  284 Ambrosia trifidaGiant RagweedUnited StatesMinnesota200845 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5508
  285 Ambrosia artemisiifoliaCommon RagweedUnited StatesMinnesota201045 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		7801
  286 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMinnesota201445 PPO inhibitors (E/14)
 		11004
  287 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMinnesota201645 Multiple Resistance: 2 Sites of Action
PPO inhibitors (E/14)
EPSP synthase inhibitors (G/9)
 		13056

State: Mississippi
  288 Xanthium strumariumCommon cockleburUnited StatesMississippi198945 ALS inhibitors (B/2)
 		251
  289 Sorghum halepenseJohnsongrassUnited StatesMississippi199145 ACCase inhibitors (A/1)
 		250
  290 Sorghum halepenseJohnsongrassUnited StatesMississippi199245 Microtubule inhibitors (K1/3)
 		328
  291 Xanthium strumariumCommon cockleburUnited StatesMississippi199445 Nucleic acid inhibitors (Z/17)
 		254
  292 Eleusine indicaGoosegrassUnited StatesMississippi199445 Microtubule inhibitors (K1/3)
 		255
  293 Conyza canadensisHorseweedUnited StatesMississippi199445 PSI Electron Diverter (D/22)
 		1109
  294 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesMississippi199545 ALS inhibitors (B/2)
 		526
  295 Poa annuaAnnual BluegrassUnited StatesMississippi199645 Photosystem II inhibitors (C1/5)
 		1187
  296 Conyza canadensisHorseweedUnited StatesMississippi200345 EPSP synthase inhibitors (G/9)
 		5195
  297 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesMississippi200545 EPSP synthase inhibitors (G/9)
 		5309
  298 Conyza canadensisHorseweedUnited StatesMississippi200745 Multiple Resistance: 2 Sites of Action
PSI Electron Diverter (D/22)
EPSP synthase inhibitors (G/9)
 		5384
  299 Amaranthus palmeriPalmer AmaranthUnited StatesMississippi200845 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5359
  300 Sorghum halepenseJohnsongrassUnited StatesMississippi200845 EPSP synthase inhibitors (G/9)
 		5558
  301 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMississippi201045 EPSP synthase inhibitors (G/9)
 		5485
  302 Eleusine indicaGoosegrassUnited StatesMississippi201045 EPSP synthase inhibitors (G/9)
 		5503
  303 Ambrosia trifidaGiant RagweedUnited StatesMississippi201045 EPSP synthase inhibitors (G/9)
 		5504
  304 Amaranthus retroflexusRedroot PigweedUnited StatesMississippi201045 ALS inhibitors (B/2)
 		16079
  305 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMississippi201045 ALS inhibitors (B/2)
 		16080
  306 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesMississippi201145 Multiple Resistance: 4 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
PSII inhibitor (Ureas and amides) (C2/7)
Cellulose inhibitors (L/26)
 		8901
  307 Amaranthus spinosusSpiny AmaranthUnited StatesMississippi201245 EPSP synthase inhibitors (G/9)
 		5682
  308 Amaranthus spinosusSpiny AmaranthUnited StatesMississippi201345 ALS inhibitors (B/2)
 		16081
  309 Ambrosia artemisiifoliaCommon RagweedUnited StatesMississippi201445 EPSP synthase inhibitors (G/9)
 		8900
  310 Poa annuaAnnual BluegrassUnited StatesMississippi201445 ALS inhibitors (B/2)
 		10982

State: Missouri
  311 Xanthium strumariumCommon cockleburUnited StatesMissouri199245 ALS inhibitors (B/2)
 		1080
  312 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMissouri199445 Photosystem II inhibitors (C1/5)
 		1066
  313 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesMissouri199445 PSII inhibitor (Ureas and amides) (C2/7)
 		1082
  314 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMissouri199445 ALS inhibitors (B/2)
 		1083
  315 Helianthus annuusCommon SunflowerUnited StatesMissouri199645 ALS inhibitors (B/2)
 		1067
  316 Conyza canadensisHorseweedUnited StatesMissouri200245 EPSP synthase inhibitors (G/9)
 		5260
  317 Ambrosia artemisiifoliaCommon RagweedUnited StatesMissouri200445 EPSP synthase inhibitors (G/9)
 		5228
  318 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMissouri200545 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
PPO inhibitors (E/14)
EPSP synthase inhibitors (G/9)
 		5269
  319 Amaranthus palmeriPalmer AmaranthUnited StatesMissouri200845 EPSP synthase inhibitors (G/9)
 		5391
  320 Ambrosia trifidaGiant RagweedUnited StatesMissouri200945 EPSP synthase inhibitors (G/9)
 		5466
  321 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesMissouri200945 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		7807
  322 Poa annuaAnnual BluegrassUnited StatesMissouri201045 EPSP synthase inhibitors (G/9)
 		5495
  323 Ambrosia trifidaGiant RagweedUnited StatesMissouri201145 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		7808
  324 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesMissouri201345 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
 		7809

State: Montana
  325 Kochia scopariaKochiaUnited StatesMontana198445 Photosystem II inhibitors (C1/5)
 		414
  326 Salsola tragusRussian-thistleUnited StatesMontana198745 ALS inhibitors (B/2)
 		411
  327 Kochia scopariaKochiaUnited StatesMontana198945 ALS inhibitors (B/2)
 		420
  328 Avena fatuaWild OatUnited StatesMontana199045 Multiple Resistance: 2 Sites of Action
Lipid Inhibitors (N/8)
Cell elongation inhibitors (Z/8)
 		412
  329 Lolium persicumPersian DarnelUnited StatesMontana199345 ACCase inhibitors (A/1)
 		557
  330 Kochia scopariaKochiaUnited StatesMontana199445 Synthetic Auxins (O/4)
 		532
  331 Avena fatuaWild OatUnited StatesMontana199645 ALS inhibitors (B/2)
 		558
  332 Avena fatuaWild OatUnited StatesMontana200245 ACCase inhibitors (A/1)
 		5246
  333 Setaria viridisGreen FoxtailUnited StatesMontana200545 ACCase inhibitors (A/1)
 		7804
  334 Kochia scopariaKochiaUnited StatesMontana201245 EPSP synthase inhibitors (G/9)
 		5711
  335 Kochia scopariaKochiaUnited StatesMontana201345 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		7810
  336 Conyza canadensisHorseweedUnited StatesMontana201545 EPSP synthase inhibitors (G/9)
 		11011
  337 Salsola tragusRussian-thistleUnited StatesMontana201545 EPSP synthase inhibitors (G/9)
 		12032
  338 Bromus tectorumDowny Brome (Cheatgrass)United StatesMontana201645 ALS inhibitors (B/2)
 		15071

State: Nebraska
  339 Sorghum bicolorShattercaneUnited StatesNebraska199445 ALS inhibitors (B/2)
 		474
  340 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesNebraska199645 Photosystem II inhibitors (C1/5)
 		525
  341 Conyza canadensisHorseweedUnited StatesNebraska200645 EPSP synthase inhibitors (G/9)
 		5496
  342 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesNebraska200945 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
Synthetic Auxins (O/4)
 		5574
  343 Kochia scopariaKochiaUnited StatesNebraska200945 Synthetic Auxins (O/4)
 		5594
  344 Ambrosia trifidaGiant RagweedUnited StatesNebraska201045 EPSP synthase inhibitors (G/9)
 		5573
  345 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesNebraska201145 HPPD inhibitors (F2/27)
 		5582
  346 Kochia scopariaKochiaUnited StatesNebraska201145 EPSP synthase inhibitors (G/9)
 		5585
  347 Amaranthus palmeriPalmer AmaranthUnited StatesNebraska201145 Photosystem II inhibitors (C1/5)
 		5694
  348 Amaranthus palmeriPalmer AmaranthUnited StatesNebraska201145 HPPD inhibitors (F2/27)
 		5700
  349 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesNebraska201245 EPSP synthase inhibitors (G/9)
 		5737
  350 Ambrosia artemisiifoliaCommon RagweedUnited StatesNebraska201345 EPSP synthase inhibitors (G/9)
 		8917
  351 Kochia scopariaKochiaUnited StatesNebraska201445 Photosystem II inhibitors (C1/5)
 		9926
  352 Amaranthus palmeriPalmer AmaranthUnited StatesNebraska201445 Multiple Resistance: 2 Sites of Action
Photosystem II inhibitors (C1/5)
HPPD inhibitors (F2/27)
 		13048
  353 Amaranthus palmeriPalmer AmaranthUnited StatesNebraska201645 Multiple Resistance: 2 Sites of Action
Photosystem II inhibitors (C1/5)
EPSP synthase inhibitors (G/9)
 		13047

State: New Hampshire
  354 Amaranthus retroflexusRedroot PigweedUnited StatesNew Hampshire198445 Photosystem II inhibitors (C1/5)
 		1078
  355 Chenopodium albumCommon LambsquartersUnited StatesNew Hampshire198645 Photosystem II inhibitors (C1/5)
 		1077

State: New Jersey
  356 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesNew Jersey198045 Photosystem II inhibitors (C1/5)
 		494
  357 Amaranthus blitum (ssp. oleraceus)Livid AmaranthUnited StatesNew Jersey199345 ALS inhibitors (B/2)
 		1167
  358 Digitaria ischaemumSmooth CrabgrassUnited StatesNew Jersey199645 ACCase inhibitors (A/1)
 		556
  359 Conyza canadensisHorseweedUnited StatesNew Jersey200245 EPSP synthase inhibitors (G/9)
 		5130
  360 Ambrosia artemisiifoliaCommon RagweedUnited StatesNew Jersey201345 EPSP synthase inhibitors (G/9)
 		8916
  361 Amaranthus palmeriPalmer AmaranthUnited StatesNew Jersey201445 EPSP synthase inhibitors (G/9)
 		9922

State: New Mexico
  362 Kochia scopariaKochiaUnited StatesNew Mexico198845 ALS inhibitors (B/2)
 		256
  363 Amaranthus palmeriPalmer AmaranthUnited StatesNew Mexico200745 EPSP synthase inhibitors (G/9)
 		5386

State: New York
  364 Chenopodium albumCommon LambsquartersUnited StatesNew York197745 Photosystem II inhibitors (C1/5)
 		1053
  365 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesNew York198045 Photosystem II inhibitors (C1/5)
 		5225
  366 Senecio vulgarisCommon GroundselUnited StatesNew York199145 Photosystem II inhibitors (C1/5)
 		1056
  367 Ambrosia artemisiifoliaCommon RagweedUnited StatesNew York199345 Photosystem II inhibitors (C1/5)
 		1057

State: North Carolina
  368 Eleusine indicaGoosegrassUnited StatesNorth Carolina197345 Microtubule inhibitors (K1/3)
 		258
  369 Chenopodium albumCommon LambsquartersUnited StatesNorth Carolina198045 Photosystem II inhibitors (C1/5)
 		261
  370 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesNorth Carolina198045 Photosystem II inhibitors (C1/5)
 		262
  371 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesNorth Carolina199045 ACCase inhibitors (A/1)
 		259
  372 Xanthium strumariumCommon cockleburUnited StatesNorth Carolina199445 Nucleic acid inhibitors (Z/17)
 		260
  373 Amaranthus palmeriPalmer AmaranthUnited StatesNorth Carolina199545 ALS inhibitors (B/2)
 		1059
  374 Poa annuaAnnual BluegrassUnited StatesNorth Carolina199545 Photosystem II inhibitors (C1/5)
 		1060
  375 Poa annuaAnnual BluegrassUnited StatesNorth Carolina199745 Microtubule inhibitors (K1/3)
 		1165
  376 Xanthium strumariumCommon cockleburUnited StatesNorth Carolina199945 ALS inhibitors (B/2)
 		7820
  377 Conyza canadensisHorseweedUnited StatesNorth Carolina200345 EPSP synthase inhibitors (G/9)
 		5200
  378 Amaranthus palmeriPalmer AmaranthUnited StatesNorth Carolina200545 EPSP synthase inhibitors (G/9)
 		5360
  379 Ambrosia artemisiifoliaCommon RagweedUnited StatesNorth Carolina200645 EPSP synthase inhibitors (G/9)
 		7819
  380 Ambrosia artemisiifoliaCommon RagweedUnited StatesNorth Carolina200645 ALS inhibitors (B/2)
 		7857
  381 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesNorth Carolina200745 ALS inhibitors (B/2)
 		7818
  382 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesNorth Carolina200745 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
 		7856
  383 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesNorth Carolina200945 EPSP synthase inhibitors (G/9)
 		7811
  384 Ambrosia artemisiifoliaCommon RagweedUnited StatesNorth Carolina201545 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
PPO inhibitors (E/14)
EPSP synthase inhibitors (G/9)
 		13036
  385 Eleusine indicaGoosegrassUnited StatesNorth Carolina201545 PPO inhibitors (E/14)
 		15072

State: North Dakota
  386 Kochia scopariaKochiaUnited StatesNorth Dakota198745 ALS inhibitors (B/2)
 		423
  387 Setaria viridisGreen FoxtailUnited StatesNorth Dakota198945 Microtubule inhibitors (K1/3)
 		493
  388 Avena fatuaWild OatUnited StatesNorth Dakota199145 ACCase inhibitors (A/1)
 		485
  389 Kochia scopariaKochiaUnited StatesNorth Dakota199545 Synthetic Auxins (O/4)
 		1047
  390 Avena fatuaWild OatUnited StatesNorth Dakota199645 ALS inhibitors (B/2)
 		1048
  391 Kochia scopariaKochiaUnited StatesNorth Dakota199845 Photosystem II inhibitors (C1/5)
 		1192
  392 Sinapis arvensisWild MustardUnited StatesNorth Dakota199945 ALS inhibitors (B/2)
 		1193
  393 Solanum ptycanthumEastern Black NightshadeUnited StatesNorth Dakota199945 ALS inhibitors (B/2)
 		1196
  394 Amaranthus retroflexusRedroot PigweedUnited StatesNorth Dakota199945 ALS inhibitors (B/2)
 		5046
  395 Iva xanthifoliaMarshelderUnited StatesNorth Dakota200345 ALS inhibitors (B/2)
 		5236
  396 Kochia scopariaKochiaUnited StatesNorth Dakota200445 Multiple Resistance: 2 Sites of Action
Photosystem II inhibitors (C1/5)
PSII inhibitor (Ureas and amides) (C2/7)
 		10986
  397 Ambrosia artemisiifoliaCommon RagweedUnited StatesNorth Dakota200745 EPSP synthase inhibitors (G/9)
 		5507
  398 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesNorth Dakota201045 EPSP synthase inhibitors (G/9)
 		5575
  399 Kochia scopariaKochiaUnited StatesNorth Dakota201245 EPSP synthase inhibitors (G/9)
 		5683

State: Ohio
  400 Chenopodium albumCommon LambsquartersUnited StatesOhio198145 Photosystem II inhibitors (C1/5)
 		1089
  401 Daucus carotaWild CarrotUnited StatesOhio199445 Synthetic Auxins (O/4)
 		5234
  402 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesOhio199645 ALS inhibitors (B/2)
 		1087
  403 Amaranthus powelliiPowell AmaranthUnited StatesOhio199645 ALS inhibitors (B/2)
 		1100
  404 Ambrosia artemisiifoliaCommon RagweedUnited StatesOhio199845 ALS inhibitors (B/2)
 		1117
  405 Ambrosia trifidaGiant RagweedUnited StatesOhio199845 ALS inhibitors (B/2)
 		1164
  406 Xanthium strumariumCommon cockleburUnited StatesOhio199945 ALS inhibitors (B/2)
 		1197
  407 Sorghum bicolorShattercaneUnited StatesOhio200045 ALS inhibitors (B/2)
 		5235
  408 Conyza canadensisHorseweedUnited StatesOhio200145 ALS inhibitors (B/2)
 		5157
  409 Chenopodium albumCommon LambsquartersUnited StatesOhio200145 ALS inhibitors (B/2)
 		5232
  410 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesOhio200145 ALS inhibitors (B/2)
 		5233
  411 Conyza canadensisHorseweedUnited StatesOhio200245 EPSP synthase inhibitors (G/9)
 		5127
  412 Conyza canadensisHorseweedUnited StatesOhio200345 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5158
  413 Ambrosia trifidaGiant RagweedUnited StatesOhio200445 EPSP synthase inhibitors (G/9)
 		5278
  414 Ambrosia artemisiifoliaCommon RagweedUnited StatesOhio200645 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5406
  415 Ambrosia artemisiifoliaCommon RagweedUnited StatesOhio200645 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
PPO inhibitors (E/14)
 		5407
  416 Ambrosia trifidaGiant RagweedUnited StatesOhio200645 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5408
  417 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesOhio200845 EPSP synthase inhibitors (G/9)
 		5697
  418 Amaranthus palmeriPalmer AmaranthUnited StatesOhio201045 EPSP synthase inhibitors (G/9)
 		5696

State: Oklahoma
  419 Kochia scopariaKochiaUnited StatesOklahoma199245 ALS inhibitors (B/2)
 		1069
  420 Xanthium strumariumCommon cockleburUnited StatesOklahoma199645 ALS inhibitors (B/2)
 		1068
  421 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesOklahoma200245 ALS inhibitors (B/2)
 		5156
  422 Bromus secalinusCheat (Rye Brome)United StatesOklahoma200945 ALS inhibitors (B/2)
 		5527
  423 Conyza canadensisHorseweedUnited StatesOklahoma200945 EPSP synthase inhibitors (G/9)
 		5528
  424 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesOklahoma201145 EPSP synthase inhibitors (G/9)
 		5593
  425 Kochia scopariaKochiaUnited StatesOklahoma201345 EPSP synthase inhibitors (G/9)
 		6755

State: Oregon
  426 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesOregon198745 ACCase inhibitors (A/1)
 		320
  427 Avena fatuaWild OatUnited StatesOregon199045 ACCase inhibitors (A/1)
 		319
  428 Avena fatuaWild OatUnited StatesOregon199045 Microtubule inhibitors (K1/3)
 		475
  429 Salsola tragusRussian-thistleUnited StatesOregon199345 ALS inhibitors (B/2)
 		1173
  430 Lactuca serriolaPrickly LettuceUnited StatesOregon199345 ALS inhibitors (B/2)
 		1174
  431 Kochia scopariaKochiaUnited StatesOregon199345 ALS inhibitors (B/2)
 		1175
  432 Amaranthus retroflexusRedroot PigweedUnited StatesOregon199445 Photosystem II inhibitors (C1/5)
 		321
  433 Poa annuaAnnual BluegrassUnited StatesOregon199445 Lipid Inhibitors (N/16)
 		334
  434 Poa annuaAnnual BluegrassUnited StatesOregon199445 PSII inhibitor (Ureas and amides) (C2/7)
 		336
  435 Poa annuaAnnual BluegrassUnited StatesOregon199445 Photosystem II inhibitors (C1/5)
 		338
  436 Senecio vulgarisCommon GroundselUnited StatesOregon199545 PSII inhibitors (Nitriles) (C3/6)
 		322
  437 Bromus tectorumDowny Brome (Cheatgrass)United StatesOregon199745 ALS inhibitors (B/2)
 		1112
  438 Camelina microcarpaSmallseed FlaxfalseUnited StatesOregon199945 ALS inhibitors (B/2)
 		5111
  439 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesOregon200445 EPSP synthase inhibitors (G/9)
 		5249
  440 Bromus tectorumDowny Brome (Cheatgrass)United StatesOregon200545 ACCase inhibitors (A/1)
 		5375
  441 Capsella bursa-pastorisShepherd's-purseUnited StatesOregon200745 Photosystem II inhibitors (C1/5)
 		5366
  442 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesOregon201045 Multiple Resistance: 2 Sites of Action
EPSP synthase inhibitors (G/9)
Glutamine synthase inhibitors (H/10)
 		5564
  443 Kochia scopariaKochiaUnited StatesOregon201445 EPSP synthase inhibitors (G/9)
 		9944
  444 Salsola tragusRussian-thistleUnited StatesOregon201645 EPSP synthase inhibitors (G/9)
 		13055

State: Pennsylvania
  445 Chenopodium albumCommon LambsquartersUnited StatesPennsylvania198045 Photosystem II inhibitors (C1/5)
 		263
  446 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesPennsylvania198045 Photosystem II inhibitors (C1/5)
 		264
  447 Amaranthus retroflexusRedroot PigweedUnited StatesPennsylvania199845 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
 		5021
  448 Sorghum bicolorShattercaneUnited StatesPennsylvania200145 ALS inhibitors (B/2)
 		5121
  449 Conyza canadensisHorseweedUnited StatesPennsylvania200345 EPSP synthase inhibitors (G/9)
 		5258
  450 Setaria faberiGiant FoxtailUnited StatesPennsylvania200445 ALS inhibitors (B/2)
 		5259
  451 Ambrosia artemisiifoliaCommon RagweedUnited StatesPennsylvania200845 EPSP synthase inhibitors (G/9)
 		7778
  452 Stellaria mediaCommon ChickweedUnited StatesPennsylvania201045 ALS inhibitors (B/2)
 		7898
  453 Amaranthus palmeriPalmer AmaranthUnited StatesPennsylvania201345 EPSP synthase inhibitors (G/9)
 		7779

State: Rhode Island
  454 Chenopodium albumCommon LambsquartersUnited StatesRhode Island199545 Photosystem II inhibitors (C1/5)
 		495

State: South Carolina
  455 Eleusine indicaGoosegrassUnited StatesSouth Carolina197445 Microtubule inhibitors (K1/3)
 		266
  456 Xanthium strumariumCommon cockleburUnited StatesSouth Carolina198545 Nucleic acid inhibitors (Z/17)
 		265
  457 Amaranthus palmeriPalmer AmaranthUnited StatesSouth Carolina198945 Microtubule inhibitors (K1/3)
 		267
  458 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesSouth Carolina199045 ACCase inhibitors (A/1)
 		268
  459 Amaranthus palmeriPalmer AmaranthUnited StatesSouth Carolina199745 ALS inhibitors (B/2)
 		1111
  460 Amaranthus palmeriPalmer AmaranthUnited StatesSouth Carolina200645 EPSP synthase inhibitors (G/9)
 		7780
  461 Amaranthus palmeriPalmer AmaranthUnited StatesSouth Carolina201045 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		7781
  462 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesSouth Carolina201045 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
 		7782

State: South Dakota
  463 Kochia scopariaKochiaUnited StatesSouth Dakota198845 ALS inhibitors (B/2)
 		269
  464 Helianthus annuusCommon SunflowerUnited StatesSouth Dakota199645 ALS inhibitors (B/2)
 		1186
  465 Ambrosia artemisiifoliaCommon RagweedUnited StatesSouth Dakota200745 EPSP synthase inhibitors (G/9)
 		5635
  466 Kochia scopariaKochiaUnited StatesSouth Dakota200945 EPSP synthase inhibitors (G/9)
 		5636
  467 Avena fatuaWild OatUnited StatesSouth Dakota200945 ACCase inhibitors (A/1)
 		5637
  468 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesSouth Dakota201045 EPSP synthase inhibitors (G/9)
 		5633
  469 Conyza canadensisHorseweedUnited StatesSouth Dakota201045 EPSP synthase inhibitors (G/9)
 		5634
  470 Avena fatuaWild OatUnited StatesSouth Dakota201145 ALS inhibitors (B/2)
 		5638
  471 Avena fatuaWild OatUnited StatesSouth Dakota201245 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
 		5663

State: Tennessee
  472 Eleusine indicaGoosegrassUnited StatesTennessee198845 Microtubule inhibitors (K1/3)
 		1103
  473 Xanthium strumariumCommon cockleburUnited StatesTennessee199145 Nucleic acid inhibitors (Z/17)
 		1104
  474 Xanthium strumariumCommon cockleburUnited StatesTennessee199245 ALS inhibitors (B/2)
 		1105
  475 Amaranthus palmeriPalmer AmaranthUnited StatesTennessee199445 ALS inhibitors (B/2)
 		5313
  476 Sorghum halepenseJohnsongrassUnited StatesTennessee199545 ACCase inhibitors (A/1)
 		1106
  477 Chenopodium albumCommon LambsquartersUnited StatesTennessee199845 Photosystem II inhibitors (C1/5)
 		1107
  478 Amaranthus palmeriPalmer AmaranthUnited StatesTennessee199845 Microtubule inhibitors (K1/3)
 		5569
  479 Conyza canadensisHorseweedUnited StatesTennessee200145 EPSP synthase inhibitors (G/9)
 		5122
  480 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesTennessee200645 ACCase inhibitors (A/1)
 		5316
  481 Amaranthus palmeriPalmer AmaranthUnited StatesTennessee200645 EPSP synthase inhibitors (G/9)
 		5387
  482 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesTennessee200745 ALS inhibitors (B/2)
 		5314
  483 Ambrosia trifidaGiant RagweedUnited StatesTennessee200745 EPSP synthase inhibitors (G/9)
 		5335
  484 Poa annuaAnnual BluegrassUnited StatesTennessee200745 Microtubule inhibitors (K1/3)
 		5645
  485 Amaranthus palmeriPalmer AmaranthUnited StatesTennessee200945 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
 		5571
  486 Eleusine indicaGoosegrassUnited StatesTennessee201145 EPSP synthase inhibitors (G/9)
 		5549
  487 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesTennessee201145 EPSP synthase inhibitors (G/9)
 		5595
  488 Poa annuaAnnual BluegrassUnited StatesTennessee201145 EPSP synthase inhibitors (G/9)
 		5596
  489 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesTennessee201245 EPSP synthase inhibitors (G/9)
 		6753
  490 Poa annuaAnnual BluegrassUnited StatesTennessee201345 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
 		6765
  491 Amaranthus palmeriPalmer AmaranthUnited StatesTennessee201545 Multiple Resistance: 2 Sites of Action
PPO inhibitors (E/14)
EPSP synthase inhibitors (G/9)
 		13037

State: Texas
  492 Lolium perennePerennial RyegrassUnited StatesTexas198945 ALS inhibitors (B/2)
 		397
  493 Echinochloa crus-galli var. crus-galliBarnyardgrassUnited StatesTexas199145 PSII inhibitor (Ureas and amides) (C2/7)
 		271
  494 Amaranthus palmeriPalmer AmaranthUnited StatesTexas199345 Photosystem II inhibitors (C1/5)
 		270
  495 Kochia scopariaKochiaUnited StatesTexas199845 ALS inhibitors (B/2)
 		5063
  496 Sorghum halepenseJohnsongrassUnited StatesTexas200045 ALS inhibitors (B/2)
 		5091
  497 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesTexas200645 EPSP synthase inhibitors (G/9)
 		7776
  498 Amaranthus palmeriPalmer AmaranthUnited StatesTexas201145 EPSP synthase inhibitors (G/9)
 		7777
  499 Helianthus annuusCommon SunflowerUnited StatesTexas201545 EPSP synthase inhibitors (G/9)
 		15062

State: Utah
  500 Kochia scopariaKochiaUnited StatesUtah199845 ALS inhibitors (B/2)
 		1090

State: Vermont
  501 Amaranthus retroflexusRedroot PigweedUnited StatesVermont199145 Photosystem II inhibitors (C1/5)
 		1101
  502 Chenopodium albumCommon LambsquartersUnited StatesVermont199145 Photosystem II inhibitors (C1/5)
 		1102

State: Virginia
  503 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesVirginia197645 Photosystem II inhibitors (C1/5)
 		273
  504 Chenopodium albumCommon LambsquartersUnited StatesVirginia197945 Photosystem II inhibitors (C1/5)
 		274
  505 Lolium perenne ssp. multiflorumItalian RyegrassUnited StatesVirginia199345 ACCase inhibitors (A/1)
 		275
  506 Amaranthus retroflexusRedroot PigweedUnited StatesVirginia199345 Photosystem II inhibitors (C1/5)
 		373
  507 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesVirginia199445 ALS inhibitors (B/2)
 		278
  508 Sorghum halepenseJohnsongrassUnited StatesVirginia199545 ACCase inhibitors (A/1)
 		1108
  509 Poa annuaAnnual BluegrassUnited StatesVirginia200145 Photosystem II inhibitors (C1/5)
 		5162
  510 Sorghum bicolorShattercaneUnited StatesVirginia200345 ALS inhibitors (B/2)
 		5204
  511 Conyza canadensisHorseweedUnited StatesVirginia200545 EPSP synthase inhibitors (G/9)
 		5559
  512 Stellaria mediaCommon ChickweedUnited StatesVirginia200845 ALS inhibitors (B/2)
 		5373
  513 Amaranthus palmeriPalmer AmaranthUnited StatesVirginia201145 EPSP synthase inhibitors (G/9)
 		5568
  514 Eleusine indicaGoosegrassUnited StatesVirginia201545 PPO inhibitors (E/14)
 		15073

State: Washington
  515 Senecio vulgarisCommon GroundselUnited StatesWashington197045 Photosystem II inhibitors (C1/5)
 		386
  516 Salsola tragusRussian-thistleUnited StatesWashington198745 ALS inhibitors (B/2)
 		231
  517 Centaurea solstitialisYellow StarthistleUnited StatesWashington198845 Synthetic Auxins (O/4)
 		515
  518 Kochia scopariaKochiaUnited StatesWashington198945 ALS inhibitors (B/2)
 		517
  519 Avena fatuaWild OatUnited StatesWashington199145 ACCase inhibitors (A/1)
 		521
  520 Amaranthus powelliiPowell AmaranthUnited StatesWashington199245 Photosystem II inhibitors (C1/5)
 		331
  521 Lactuca serriolaPrickly LettuceUnited StatesWashington199345 ALS inhibitors (B/2)
 		518
  522 Sonchus asperSpiny SowthistleUnited StatesWashington200045 ALS inhibitors (B/2)
 		5186
  523 Lactuca serriolaPrickly LettuceUnited StatesWashington200745 Synthetic Auxins (O/4)
 		5328
  524 Amaranthus retroflexusRedroot PigweedUnited StatesWashington201045 Photosystem II inhibitors (C1/5)
 		5667
  525 Chenopodium albumCommon LambsquartersUnited StatesWashington201045 Photosystem II inhibitors (C1/5)
 		5668
  526 Anthemis cotulaMayweed ChamomileUnited StatesWashington201045 ALS inhibitors (B/2)
 		10987

State: West Virginia
  527 Chenopodium albumCommon LambsquartersUnited StatesWest Virginia200045 Photosystem II inhibitors (C1/5)
 		7772
  528 Amaranthus retroflexusRedroot PigweedUnited StatesWest Virginia200045 Photosystem II inhibitors (C1/5)
 		7773
  529 Sorghum halepenseJohnsongrassUnited StatesWest Virginia200445 ALS inhibitors (B/2)
 		7775
  530 Conyza canadensisHorseweedUnited StatesWest Virginia200745 EPSP synthase inhibitors (G/9)
 		7774

State: Wisconsin
  531 Chenopodium albumCommon LambsquartersUnited StatesWisconsin197945 Photosystem II inhibitors (C1/5)
 		419
  532 Amaranthus hybridus (syn: quitensis)Smooth PigweedUnited StatesWisconsin198545 Photosystem II inhibitors (C1/5)
 		418
  533 Kochia scopariaKochiaUnited StatesWisconsin198745 Photosystem II inhibitors (C1/5)
 		416
  534 Abutilon theophrastiVelvetleafUnited StatesWisconsin199045 Photosystem II inhibitors (C1/5)
 		410
  535 Setaria faberiGiant FoxtailUnited StatesWisconsin199145 ACCase inhibitors (A/1)
 		415
  536 Digitaria sanguinalisLarge CrabgrassUnited StatesWisconsin199245 ACCase inhibitors (A/1)
 		417
  537 Kochia scopariaKochiaUnited StatesWisconsin199545 ALS inhibitors (B/2)
 		1169
  538 Solanum ptycanthumEastern Black NightshadeUnited StatesWisconsin199945 ALS inhibitors (B/2)
 		1170
  539 Setaria faberiGiant FoxtailUnited StatesWisconsin199945 ALS inhibitors (B/2)
 		1171
  540 Setaria viridisGreen FoxtailUnited StatesWisconsin199945 ALS inhibitors (B/2)
 		1172
  541 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesWisconsin199945 ALS inhibitors (B/2)
 		5090
  542 Ambrosia trifidaGiant RagweedUnited StatesWisconsin201145 EPSP synthase inhibitors (G/9)
 		5660
  543 Ambrosia trifidaGiant RagweedUnited StatesWisconsin201345 ALS inhibitors (B/2)
 		7822
  544 Conyza canadensisHorseweedUnited StatesWisconsin201345 EPSP synthase inhibitors (G/9)
 		7823
  545 Amaranthus palmeriPalmer AmaranthUnited StatesWisconsin201345 EPSP synthase inhibitors (G/9)
 		10957
  546 Amaranthus tuberculatus (=A. rudis)Tall WaterhempUnited StatesWisconsin201345 EPSP synthase inhibitors (G/9)
 		10958
  547 Ambrosia artemisiifoliaCommon RagweedUnited StatesWisconsin201345 ALS inhibitors (B/2)
 		10981

State: Wyoming
  548 Kochia scopariaKochiaUnited StatesWyoming198445 Photosystem II inhibitors (C1/5)
 		1051
  549 Kochia scopariaKochiaUnited StatesWyoming199645 ALS inhibitors (B/2)
 		1050
  550 Kochia scopariaKochiaUnited StatesWyoming201445 EPSP synthase inhibitors (G/9)
 		10961
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Wednesday, July 12, 2017 .  Available  www.weedscience.org
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