Hygrophila

The native range of this genus is Tropics & Subtropics.

Native to:
Afghanistan, Alabama, Andaman Is., Angola, Argentina Northeast, Argentina Northwest, Assam, Bangladesh, Belize, Benin, Bolivia, Borneo, Botswana, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Burkina, Burundi, Cambodia, Cameroon, Caprivi Strip, Central African Republic, Chad, China South-Central, China Southeast, Colombia, Congo, Costa Rica, Cuba, Dominican Republic, DR Congo, East Himalaya, Ecuador, El Salvador, Equatorial Guinea, Eritrea, Eswatini, Ethiopia, Florida, French Guiana, Gambia, Georgia, Ghana, Guatemala, Guinea, Guinea-Bissau, Guyana, Hainan, Haiti, Honduras, India, Ivory Coast, Jamaica, Japan, Jawa, Kenya, Korea, KwaZulu-Natal, Laos, Lesser Sunda Is., Liberia, Louisiana, Madagascar, Malawi, Malaya, Maldives, Mali, Maluku, Mauritania, Mexico Gulf, Mexico Southeast, Mexico Southwest, Mississippi, Mozambique, Myanmar, Namibia, Nansei-shoto, Nepal, New Guinea, New South Wales, Nicaragua, Niger, Nigeria, Northern Provinces, Northern Territory, Pakistan, Panamá, Paraguay, Peru, Philippines, Puerto Rico, Queensland, Rwanda, Senegal, Sierra Leone, Sri Lanka, Sudan-South Sudan, Sulawesi, Suriname, Taiwan, Tanzania, Texas, Thailand, Togo, Trinidad-Tobago, Uganda, Uruguay, Venezuela, Vietnam, West Himalaya, Western Australia, Zambia, Zimbabwe

Introduced into:
Germany, Mexico Northeast, New Zealand North, Poland, Samoa, Society Is., South Carolina, Virginia