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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
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          
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Cook Islands      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 French Polynesia      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Guam      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Kiribati      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Marshall Islands      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Nauru      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 New Caledonia      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Northern Mariana Islands      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Palau      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Tonga      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Vanuatu      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Acinia picturata sourbush seed fly Outside Pacific and not effective slight 1 Wallis and Futuna      
Asteraceae Pluchea carolinensis sour bush, hairy fleabane               te kaikare, te karei                               Has natural enemies elsewhere causing minor impacts Dichomeris aenigmatica sourbush leaf-folding moth Outside Pacific and not effective none          
Asteraceae Sonchus arvensis perennial sowthistle, cornsowthistle                                               Has natural enemies elsewhere causing minor impacts Cystiphora sonchi perennial sowthistle gall midge Outside Pacific and not effective none          
Fabaceae Acacia podalyriifolia pearl acacia, Queensland silver wattle                                               Has natural enemies elsewhere causing minor impacts Melanterius maculatus spotted wattle seed weevil Outside Pacific and not effective slight 1 New Caledonia      
Fabaceae Caesalpinia decapetala Mauritius thorn, Mysore thorn             pōpoki, puakelekino                                 Has natural enemies elsewhere causing minor impacts Sulcobruchus subsuturalis Mauritius thorn seed weevil Outside Pacific and not effective slight 1 Fiji      
Fabaceae Caesalpinia decapetala Mauritius thorn, Mysore thorn             pōpoki, puakelekino                                 Has natural enemies elsewhere causing minor impacts Sulcobruchus subsuturalis Mauritius thorn seed weevil Outside Pacific and not effective slight 1 French Polynesia      
Fabaceae Caesalpinia decapetala Mauritius thorn, Mysore thorn             pōpoki, puakelekino                                 Has natural enemies elsewhere causing minor impacts Sulcobruchus subsuturalis Mauritius thorn seed weevil Outside Pacific and not effective slight 1 Federated States of Micronesia      
Fabaceae Caesalpinia decapetala Mauritius thorn, Mysore thorn             pōpoki, puakelekino                                 Has natural enemies elsewhere causing minor impacts Sulcobruchus subsuturalis Mauritius thorn seed weevil Outside Pacific and not effective slight 1 New Caledonia      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Penthobruchus germaini parkinsonia seed-feeding beetle Outside Pacific and not effective slight 1 French Polynesia      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Penthobruchus germaini parkinsonia seed-feeding beetle Outside Pacific and not effective slight 1 Federated States of Micronesia      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Penthobruchus germaini parkinsonia seed-feeding beetle Outside Pacific and not effective slight 1 Guam      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Penthobruchus germaini parkinsonia seed-feeding beetle Outside Pacific and not effective slight 1 New Caledonia      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Penthobruchus germaini parkinsonia seed-feeding beetle Outside Pacific and not effective slight 1 Solomon Islands      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Rhinacloa callicrates parkinsonia sap-sucking bug Outside Pacific and not effective slight 1 French Polynesia      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Rhinacloa callicrates parkinsonia sap-sucking bug Outside Pacific and not effective slight 1 Federated States of Micronesia      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Rhinacloa callicrates parkinsonia sap-sucking bug Outside Pacific and not effective slight 1 Guam      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Rhinacloa callicrates parkinsonia sap-sucking bug Outside Pacific and not effective slight 1 New Caledonia      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Rhinacloa callicrates parkinsonia sap-sucking bug Outside Pacific and not effective slight 1 Solomon Islands      
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Eueupithecia cisplatensis parkinsonia leaf-feeding moth Recently released outside Pacific but status unknown none          
Fabaceae Parkinsonia aculeata retama, Jerusalem thorn, palo verde, parkinsonia                                               Has natural enemies elsewhere causing minor impacts Eueupithecia vollonoides parkinsonia leaf-feeding moth Recently released outside Pacific but status unknown none          
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       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          
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Anthonomus santacruzi woolly nightshade flower weevil Outside Pacific and not effective slight 1 Cook Islands      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Anthonomus santacruzi woolly nightshade flower weevil Outside Pacific and not effective slight 1 Fiji      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Anthonomus santacruzi woolly nightshade flower weevil Outside Pacific and not effective slight 1 French Polynesia      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Anthonomus santacruzi woolly nightshade flower weevil Outside Pacific and not effective slight 1 Federated States of Micronesia      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Anthonomus santacruzi woolly nightshade flower weevil Outside Pacific and not effective slight 1 New Caledonia      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Anthonomus santacruzi woolly nightshade flower weevil Outside Pacific and not effective slight 1 Papua New Guinea      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Anthonomus santacruzi woolly nightshade flower weevil Outside Pacific and not effective slight 1 Solomon Islands      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Anthonomus santacruzi woolly nightshade flower weevil Outside Pacific and not effective slight 1 Tonga      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Gargaphia decoris woolly nighshade lace bug Outside Pacific and not effective slight 1 Cook Islands      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Gargaphia decoris woolly nighshade lace bug Outside Pacific and not effective slight 1 Fiji      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Gargaphia decoris woolly nighshade lace bug Outside Pacific and not effective slight 1 French Polynesia      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Gargaphia decoris woolly nighshade lace bug Outside Pacific and not effective slight 1 Federated States of Micronesia      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Gargaphia decoris woolly nighshade lace bug Outside Pacific and not effective slight 1 New Caledonia      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Gargaphia decoris woolly nighshade lace bug Outside Pacific and not effective slight 1 Papua New Guinea      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Gargaphia decoris woolly nighshade lace bug Outside Pacific and not effective slight 1 Solomon Islands      
Solanaceae Solanum mauritianum woolly nightshade, bugweed, tree tobacco   ‘ava‘ava, rau ‘ava‘ava         pua nānā honua                         pula, to‘uloku       Has natural enemies elsewhere causing minor impacts Gargaphia decoris woolly nighshade lace bug Outside Pacific and not effective slight 1 Tonga      
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