Weed info sheet Weed Family Name Scientific Name English Common Name American Samoa Cook Islands Fiji French Polynesia Federated States of Micronesia Guam Hawaii Kiribati Marshall Islands Nauru New Caledonia Niue Northern Marianas Palau Pitcairn Islands Papua New Guinea Samoa Solomon Islands Tokelau Tonga Tuvalu Vanuatu Wallis and Futuna Weed Biocontrol Status Scientific Name Common Name Natural Enemy Biocontrol Status Impact outside Pacific on same species Priority Country Introduction Establishment Impact
Amaranthaceae Alternanthera philoxeroides alligator weed                                               Has natural enemies elsewhere causing significant impacts Agasicles hygrophila alligator weed flea beetle Outside Pacific and effective variable-heavy 1 Papua New Guinea      
Amaranthaceae Alternanthera philoxeroides alligator weed                                               Has natural enemies elsewhere causing significant impacts Amynothrips andersoni alligator weed thrips Outside Pacific and effective variable 3 Papua New Guinea      
Amaranthaceae Alternanthera philoxeroides alligator weed                                               Has natural enemies elsewhere causing significant impacts Macrorrhinia endonephele alligator weed stem-boring moth Outside Pacific and effective slight-medium 2 Papua New Guinea      
Amaranthaceae Amaranthus spinosus spiny amaranth, Prince-of-Wales-feather           kuletes, kulites pakai kukū, pukai kukū                                 Has natural enemies that are native to country Hypolixus truncatulus amaranthus stem-boring weevil No agents available heavy   Vanuatu Accidental Established Unknown
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts New natural enemy(ies) under investigation new natural enemy(ies) under investigation New target weed under investigation not applicable          
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 American Samoa      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 Fiji      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 French Polynesia      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 Federated States of Micronesia      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 Guam      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 Marshall Islands      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 New Caledonia      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 Samoa      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 Vanuatu      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Episimus unguiculus   Outside Pacific and not effective slight 1 Wallis and Futuna      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 American Samoa      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 Fiji      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 Federated States of Micronesia      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 French Polynesia      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 Guam      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 Marshall Islands      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 New Caledonia      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 Samoa      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 Vanuatu      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Lithraeus atronotatus Christmas berry weevil Outside Pacific and not effective slight 1 Wallis and Futuna      
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Pseudophilothrips ichini Brazilian peppertree thrips Recently released outside Pacific but status unknown establishment unknown          
Anacardiaceae Schinus terebinthifolia Brazilian pepper tree, christmas berry     warui       wilelaiki, naniohilo                                 Has natural enemies elsewhere causing minor impacts Megastigmus transvaalensis Brazilian peppertree seed wasp Only non-vetted agents available variable-medium          
Apocynaceae Calotropis procera apple of Sodom, giant milkweed, rubber bush                                               Has natural enemies under investigation New natural enemy(ies) under investigation new natural enemy(ies) under investigation New target weed under investigation not applicable          
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Maravalia cryptostegiae rubbervine rust In Pacific but status unknown variable 1 Fiji      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Maravalia cryptostegiae rubbervine rust In Pacific but status unknown variable 1 French Polynesia      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Maravalia cryptostegiae rubbervine rust In Pacific but status unknown variable 1 Federated States of Micronesia      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Maravalia cryptostegiae rubbervine rust In Pacific but status unknown variable 1 Guam      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Maravalia cryptostegiae rubbervine rust In Pacific but status unknown variable 1 Marshall Islands      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Maravalia cryptostegiae rubbervine rust In Pacific but status unknown variable 1 New Caledonia      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Maravalia cryptostegiae rubbervine rust In Pacific but status unknown variable 1 Northern Mariana Islands      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Maravalia cryptostegiae rubbervine rust In Pacific but status unknown variable   Papua New Guinea Accidental Established Unknown
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Maravalia cryptostegiae rubbervine rust In Pacific but status unknown variable 1 Solomon Islands      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Euclasta whalleyi rubbervine leaf-feeding moth Outside Pacific and not effective slight 2 Fiji      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Euclasta whalleyi rubbervine leaf-feeding moth Outside Pacific and not effective slight 2 French Polynesia      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Euclasta whalleyi rubbervine leaf-feeding moth Outside Pacific and not effective slight 2 Federated States of Micronesia      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Euclasta whalleyi rubbervine leaf-feeding moth Outside Pacific and not effective slight 2 Guam      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Euclasta whalleyi rubbervine leaf-feeding moth Outside Pacific and not effective slight 2 Marshall Islands      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Euclasta whalleyi rubbervine leaf-feeding moth Outside Pacific and not effective slight 2 New Caledonia      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Euclasta whalleyi rubbervine leaf-feeding moth Outside Pacific and not effective slight 2 Northern Mariana Islands      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Euclasta whalleyi rubbervine leaf-feeding moth Outside Pacific and not effective slight 1 Papua New Guinea      
Apocynaceae Cryptostegia grandiflora rubber vine                     liane de gatope                         Has natural enemies in Pacific with unknown impacts Euclasta whalleyi rubbervine leaf-feeding moth Outside Pacific and not effective slight 2 Solomon Islands      
Apocynaceae Cryptostegia madagascariensis Madagascar rubbervine, Indian rubber vine, purple allamanda                                               Has natural enemies under investigation New natural enemy(ies) under investigation new natural enemy(ies) under investigation New target weed under investigation not applicable          
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy 1 Cook Islands      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy 1 Fiji      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy 1 French Polynesia      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy 1 Federated States of Micronesia      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy 1 Guam      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy 1 New Caledonia      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy 1 Northern Mariana Islands      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy 1 Palau      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy   Papua New Guinea Intentional Established Variable
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy 1 Solomon Islands      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Neohydronomus affinis water lettuce weevil In Pacific and effective variable-heavy   Vanuatu Intentional Established Variable
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 2 Cook Islands      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 2 Fiji      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 2 French Polynesia      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 2 Federated States of Micronesia      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 2 Guam      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 2 New Caledonia      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 2 Northern Mariana Islands      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 2 Palau      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 1 Papua New Guinea      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 2 Solomon Islands      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Spodoptera pectinicornis water lettuce moth Outside Pacific and effective variable-heavy 1 Vanuatu      
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Lepidelphax pistiae water lettuce planthopper Native agents available but not vetted heavy          
Araceae Pistia stratiotes water lettuce, Nile cabbage                                               Has natural enemies in Pacific causing significant impacts Samea multiplicalis salvinia stem-boring moth Native agents available but not vetted slight          
Araliaceae Hydrocotyle ranunculoides floating pennywort, floating marshpennywort                                               Has natural enemies under investigation New natural enemy(ies) under investigation new natural enemy(ies) under investigation New target weed under investigation not applicable          
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Baeodromus eupatorii Crofton weed rust Outside Pacific and effective variable 1 Fiji      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Baeodromus eupatorii Crofton weed rust Outside Pacific and effective variable 1 French Polynesia      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Baeodromus eupatorii Crofton weed rust Outside Pacific and effective variable 1 Federated States of Micronesia      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Baeodromus eupatorii Crofton weed rust Outside Pacific and effective variable 1 Papua New Guinea      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Hellinsia beneficus Crofton weed plume moth Outside Pacific and not effective slight 2 Fiji      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Hellinsia beneficus Crofton weed plume moth Outside Pacific and not effective slight 2 French Polynesia      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Hellinsia beneficus Crofton weed plume moth Outside Pacific and not effective slight 2 Federated States of Micronesia      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Hellinsia beneficus Crofton weed plume moth Outside Pacific and not effective slight 2 Papua New Guinea      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Passalora ageratinae Crofton weed leaf spot fungus Outside Pacific and not effective none-medium 2 Fiji      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Passalora ageratinae Crofton weed leaf spot fungus Outside Pacific and not effective none-medium 2 French Polynesia      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Passalora ageratinae Crofton weed leaf spot fungus Outside Pacific and not effective none-medium 2 Federated States of Micronesia      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Passalora ageratinae Crofton weed leaf spot fungus Outside Pacific and not effective none-medium 2 Papua New Guinea      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Procecidochares utilis Mexican devil weed gall fly, Crofton wee Outside Pacific and not effective slight 2 Fiji      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Procecidochares utilis Mexican devil weed gall fly, Crofton wee Outside Pacific and not effective slight 2 French Polynesia      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Procecidochares utilis Mexican devil weed gall fly, Crofton wee Outside Pacific and not effective slight 2 Federated States of Micronesia      
Asteraceae Ageratina adenophora crofton weed, Mexican devil weed             Maui pāmakani, pāmakani haole                                 Has natural enemies elsewhere causing significant impacts Procecidochares utilis Mexican devil weed gall fly, Crofton wee Outside Pacific and not effective slight 2 Papua New Guinea      
Asteraceae Ambrosia psilostachya western ragweed, perennial ragweed                                               Has natural enemies elsewhere with unknown impacts Zygogramma suturalis ragweed leaf beetle Recently released outside Pacific but status unknown unknown 1 New Caledonia      
Asteraceae Ambrosia psilostachya western ragweed, perennial ragweed                                               Has natural enemies elsewhere with unknown impacts Ponometia candefacta olive-shaded bird-dropping moth Released outside Pacific > 5 years but status unknown establishment unlikely          
Asteraceae Centaurea solstitialis yellow starthistle                                               Has natural enemies elsewhere causing significant impacts Eustenopus villosus yellow starthistle hairy weevil Outside Pacific and effective medium 1 Papua New Guinea      
Asteraceae Centaurea solstitialis yellow starthistle                                               Has natural enemies elsewhere causing significant impacts Bangasternus orientalis yellow starthistle bud weevil Outside Pacific and not effective slight 2 Papua New Guinea      
Asteraceae Centaurea solstitialis yellow starthistle                                               Has natural enemies elsewhere causing significant impacts Chaetorellia australis yellow starthistle peacock fly Outside Pacific and not effective slight 2 Papua New Guinea      
Asteraceae Centaurea solstitialis yellow starthistle                                               Has natural enemies elsewhere causing significant impacts Larinus curtus yellow starthistle flower weevil Outside Pacific and not effective slight 2 Papua New Guinea      
Asteraceae Centaurea solstitialis yellow starthistle                                               Has natural enemies elsewhere causing significant impacts Puccinia jaceae var. solstitialis yellow starthistle rust Outside Pacific and not effective slight 2 Papua New Guinea      
Asteraceae Centaurea solstitialis yellow starthistle                                               Has natural enemies elsewhere causing significant impacts Urophora quadrifasciata four-barred knapweed gall fly Outside Pacific and not effective none          
Asteraceae Centaurea solstitialis yellow starthistle                                               Has natural enemies elsewhere causing significant impacts Urophora sirunaseva yellow starthistle gall fly Outside Pacific and not effective slight 2 Papua New Guinea      
Asteraceae Centaurea solstitialis yellow starthistle                                               Has natural enemies elsewhere causing significant impacts Ceratapion basicorne yellow starthistle rosette weevil Recently released outside Pacific but status unknown establishment unknown          
Asteraceae Centaurea solstitialis yellow starthistle                                               Has natural enemies elsewhere causing significant impacts Chaetorellia succinea yellow starthistle false peacock fly Only non-vetted agents available medium          
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts New natural enemy(ies) under investigation new natural enemy(ies) under investigation New target weed under investigation not applicable          
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Cecidochares connexa chromolaena gall fly In Pacific and effective slight-heavy   Federated States of Micronesia Intentional Established Heavy
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Cecidochares connexa chromolaena gall fly In Pacific and effective slight-heavy   Guam Intentional Established Moderate
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Cecidochares connexa chromolaena gall fly In Pacific and effective slight-heavy 1 Marshall Islands      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Cecidochares connexa chromolaena gall fly In Pacific and effective slight-heavy   Northern Mariana Islands Intentional Established Heavy
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Cecidochares connexa chromolaena gall fly In Pacific and effective slight-heavy   Palau Intentional Established Slight
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Cecidochares connexa chromolaena gall fly In Pacific and effective slight-heavy   Papua New Guinea Intentional Established Variable
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Pareuchaetes pseudoinsulata chromolaena leaf-feeding moth In Pacific and effective slight-variable   Federated States of Micronesia Intentional Established Variable
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Pareuchaetes pseudoinsulata chromolaena leaf-feeding moth In Pacific and effective slight-variable   Guam Intentional Established Moderate
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Pareuchaetes pseudoinsulata chromolaena leaf-feeding moth In Pacific and effective slight-variable 1 Marshall Islands      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Pareuchaetes pseudoinsulata chromolaena leaf-feeding moth In Pacific and effective slight-variable   Northern Mariana Islands Intentional Established Variable
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Pareuchaetes pseudoinsulata chromolaena leaf-feeding moth In Pacific and effective slight-variable   Palau Intentional Failed to Establish  
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Pareuchaetes pseudoinsulata chromolaena leaf-feeding moth In Pacific and effective slight-variable   Papua New Guinea Intentional Established Variable
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Actinote anteas chromolaena leaf-feeding butterfly Outside Pacific and effective heavy 1 Federated States of Micronesia      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Actinote anteas chromolaena leaf-feeding butterfly Outside Pacific and effective heavy 1 Guam      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Actinote anteas chromolaena leaf-feeding butterfly Outside Pacific and effective heavy 2 Marshall Islands      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Actinote anteas chromolaena leaf-feeding butterfly Outside Pacific and effective heavy 1 Northern Mariana Islands      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Actinote anteas chromolaena leaf-feeding butterfly Outside Pacific and effective heavy 1 Palau      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Actinote anteas chromolaena leaf-feeding butterfly Outside Pacific and effective heavy 1 Papua New Guinea      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Actinote thalia pyrrha chromolaena leaf-feeding butterfly Outside Pacific and effective heavy 1 Federated States of Micronesia      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil                   Has natural enemies in Pacific causing significant impacts Actinote thalia pyrrha chromolaena leaf-feeding butterfly Outside Pacific and effective heavy 1 Guam      
Asteraceae Chromolaena odorata chromolaena, Siam weed, triffid weed         floss flower, mahsrihsrihk, masigsig, masikisik, otuot, wisolmat, wisolmat en rehnwel kesengesil, masigsig               kesengesil, ngesngesil