Acmella Rich. ex Pers.

Native to:

Alabama, Argentina Northeast, Argentina Northwest, Argentina South, Arkansas, Assam, Bahamas, Bangladesh, Belize, Benin, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Burkina, Cambodia, Cameroon, Cape Provinces, Central African Repu, Chad, Chile Central, China South-Central, China Southeast, Colombia, Congo, Costa Rica, Cuba, Dominican Republic, East Himalaya, Ecuador, El Salvador, Eritrea, Ethiopia, Florida, French Guiana, Gabon, Galápagos, Georgia, Guatemala, Gulf of Guinea Is., Guyana, Haiti, Honduras, India, Ivory Coast, Jamaica, Jawa, KwaZulu-Natal, Laccadive Is., Laos, Leeward Is., Lesser Sunda Is., Liberia, Louisiana, Malaya, Mali, Mauritius, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Mississippi, Missouri, Mozambique, Myanmar, Nepal, New Guinea, New South Wales, Nicaragua, Nigeria, North Carolina, Northern Provinces, Northern Territory, Oklahoma, Pakistan, Panamá, Paraguay, Peru, Philippines, Puerto Rico, Queensland, Réunion, South Carolina, Sri Lanka, Sudan, Suriname, Swaziland, Taiwan, Tennessee, Texas, Thailand, Togo, Trinidad-Tobago, Uruguay, Venezuela, Venezuelan Antilles, Vietnam, Western Australia, Windward Is., Zambia, Zimbabwe

Introduced into:

Caroline Is., Comoros, Equatorial Guinea, Fiji, Guinea-Bissau, Kazan-retto, Marshall Is., Nansei-shoto, Netherlands Antilles, New Jersey, Ogasawara-shoto, Poland, Senegal, Seychelles, Sulawesi, Sumatera, Tanzania, Zaïre