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Toothed dock

Distribution ASIA Afghanistan, Bangladesh, India, Palestine, Korea, China, Kazakhstan, Nepal. AFRICA Egypt, Tunisia, Mali, Uganda. NORTH AMERICA Illinois, Southern Arizona, Sonora and Baja California. EUROPE Britain, France, Russia, Bulgaria, Greece and Romania. Further reading

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Canadian fleabane

Distribution ASIA Bhutan, China, India, Indonesia, Iran, Iraq, Israel Japan, Jordan, DPR Korea, Republic of Korea, Pakistan, Philippines, Taiwan, Thailand, Turkey and Vietnam AFRICA Lesotho, Madagascar, Mauritius, Mozambique, Nigeria, South Africa, Spain (Canary Islands), Sudan, Swaziland, Tunisia, Zimbabwe. NORTH AMERICA Canada, Mexico, USA. CENTRAL AMERICA AND CARIBBEAN Belize, Costa Riza, Cuba, El Salvador, Guatemala, Honduras,

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Tobacco tree

Distribution ASIA India, Japan. AFRICA Cameroon, Comoros, Kenya, Madagascar, Mauritius, Reunion, South Africa, Swaziland, Uganda NORTH AMERICA USA (California, Florida, Hawaii). CENTRAL AMERICA AND CARIBBEAN Cuba. SOUTH AMERICA Argentina, Brazil, Ecuador, Paraguay, Peru, Uruguay. EUROPE Portugal (Azores). OCEANIA Australia (Queensland), Cook Islands, Fiji, French Polynesia, Micronesia, New Caledonia, New Zealand, Papua New Guinea, Solomon Islands,

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Scarlet pimpernel

Distribution ASIA Afghanistan, Bhutan, China, India, Iran, Iraq, Israel, Japan, Jordan, Republic of Korea, Lebanon, Nepal, Oman, Pakistan, Saudi Arabia, Taiwan, Turkey, United Arab Emirates, Yemen. AFRICA Algeria, Cape Verde, DR Congo, Egypt, Ethiopia, Kenya, Mauritius, Morocco, Nigeria, Senegal, South Africa, Spain (Canary Islands), Tanzania, Tunisia. NORTH AMERICA Canada, Mexico, USA. SOUTH AMERICA Argentina, Brazil,

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Alligator weed

*This weed is listed as a serious weed in the Malaysian Plant Quarantine Regulations 1981 Distribution ASIA Bangladesh, China, India, Indonesia, Japan, Laos, Myanmar, Nepal, Pakistan, Philippines, Singapore, Sri Lanka, Taiwan, Thailand, Vietnam. NORTH AMERICA Mexico, USA. CENTRAL AMERICA AND CARIBBEAN Honduras, Puerto Rico, Trinidad and Tobago. SOUTH AMERICA Argentina, Bolivia, Brazil, Colombia, French Guiana,

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Blisterwort, Celeryleaf buttercup, Crowfoot buttercup

Distribution ASIA Afghanistan, Azerbaijan, Bhutan, China, India, Iran, Iraq, Japan, Kazakhstan, Kyrgyzstan, DPR Korea, Republic of Korea, Lao PDR, Lebanon, Mongolia, Nepal, Pakistan, Syria, Tajikistan, Thailand, Turkey, Turkmenistan, Uzbekistan. AFRICA Algeria, Egypt, Morocco, Tunisia. NORTH AMERICA Canada, USA. EUROPE Armenia, Austria, Belgium, Denmark, Finland, Germany, Georgia, Greece, Netherlands, Norway, Russia, Spain, Sweden, United Kingdom. OCEANIA

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Croftonweed

Distribution ASIA Bhutan Brunei Darussalam, China (Sichuan, Yunnan), India, Indonesia, Nepal, Philippines, Sri Lanka, Taiwan, Thailand. AFRICA Kenya, Nigeria, South Africa Spain. NORTH AMERICA Mexico, USA (Florida, Hawaii). CENTRAL AMERICA AND CARIBBEAN Jamaica, Trinidad and Tobago. EUROPE France (Corsica), Greece (Crete), Italy, Portugal (Azores, Madeira, mainland), Spain (mainland). OCEANIA Australia (New South Wales, Queensland, South

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Chlorotic ring disease

General information SCMV is a seed-borne virus. The virus is a strain of the sugarcane mosaic virus (SCMV). Infected oil palm (Elaeis guineensis Jacq.) seedlings exhibit mottling, chlorotic streaks – alternating dark green and chlorotic areas in discontinuous streaks, and ringspots. Distribution South America, India** ** Diseased oil palm seedlings in nurseries in Karnataka State,

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Marchitez sorpressiva, Sudden wilt

General Information ‘Marchitez sorpresiva‘ of Elaeis guineensis Jacq. and hartrort of Cocos nucifera in Brazil are diseases caused by the same pathogen, the protozoan Phytomonas staheli. Marchitez sorpresiva or sudden wilt is one of the commonest oil palm disease in Latin America. The disease is characterised by the rotting of the spear and apical bud

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