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This genus is accepted, and its native range is Cosmopolitan.

[FTEA]

Ruppiaceae, K.A. Lye (Agricultural University of Norway). Flora of Tropical East Africa. 1989

Morphology General Habit
Slender completely submerged herbs forming colonies with intricately branched stems up to 80 cm. long
Morphology Roots
Roots simple, 1-2 per node, covered with very long root-hairs
Morphology Leaves
Leaves with spreading blades to 10 cm. long and 1 mm. wide; sheaths stipular in origin
Morphology Reproductive morphology Flowers
Flowers inconspicuous when young, but fruits prominent, appearing subumbellate because of the stipitate drupes.

Doubtfully present in:

Czechoslovakia

Native to:

Alabama, Alaska, Albania, Alberta, Aldabra, Aleutian Is., Algeria, Altay, Angola, Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Aruba, Assam, Azores, Bahamas, Baleares, Baltic States, Bangladesh, Belarus, Belgium, Belize, Bermuda, Bolivia, Brazil Northeast, Brazil South, Brazil Southeast, British Columbia, Bulgaria, California, Canary Is., Cape Provinces, Cape Verde, Cayman Is., Central American Pac, Central European Rus, Chatham Is., Chile Central, Chile North, China North-Central, China Southeast, Chita, Colombia, Colorado, Connecticut, Corse, Costa Rica, Cuba, Cyprus, Delaware, Denmark, East Aegean Is., East European Russia, Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Falkland Is., Fiji, Finland, Florida, France, Free State, French Guiana, Føroyar, Gabon, Galápagos, Georgia, Germany, Ghana, Gilbert Is., Great Britain, Greece, Guatemala, Gulf States, Guyana, Hainan, Haiti, Hawaii, Honduras, Iceland, Illinois, India, Iran, Iraq, Ireland, Italy, Jamaica, Japan, Jawa, Kamchatka, Kansas, Kazakhstan, Khabarovsk, Korea, Krasnoyarsk, Kriti, Krym, KwaZulu-Natal, Lebanon-Syria, Leeward Is., Lesser Sunda Is., Libya, Louisiana, Madagascar, Madeira, Magadan, Maine, Malaya, Manchuria, Manitoba, Marianas, Maryland, Massachusetts, Mauritania, Mauritius, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Montana, Morocco, Myanmar, Namibia, Nansei-shoto, Nebraska, Netherlands, Netherlands Antilles, Nevada, New Brunswick, New Caledonia, New Hampshire, New Jersey, New Mexico, New South Wales, New York, New Zealand North, New Zealand South, Newfoundland, Nicaragua, Nigeria, North Carolina, North Caucasus, North Dakota, North European Russi, Northern Territory, Northwest European R, Northwest Territorie, Norway, Nova Scotia, Ogasawara-shoto, Ohio, Oklahoma, Oman, Ontario, Oregon, Pakistan, Palestine, Panamá, Paraguay, Peru, Philippines, Phoenix Is., Poland, Portugal, Primorye, Prince Edward I., Puerto Rico, Qinghai, Queensland, Québec, Rhode I., Rodrigues, Romania, Réunion, Sakhalin, Sardegna, Saskatchewan, Saudi Arabia, Senegal, Sicilia, Sinai, Socotra, South Australia, South Carolina, South China Sea, South Dakota, South European Russi, Spain, Sri Lanka, Sudan, Suriname, Sweden, Tadzhikistan, Taiwan, Tanzania, Tasmania, Texas, Thailand, Tonga, Transcaucasus, Trinidad-Tobago, Tunisia, Turkey, Turkey-in-Europe, Turkmenistan, Turks-Caicos Is., Ukraine, Utah, Uzbekistan, Venezuela, Venezuelan Antilles, Victoria, Vietnam, Virginia, Washington, West Himalaya, Western Australia, Windward Is., Wyoming, Xinjiang, Yemen, Yugoslavia, Yukon, Zaïre

Ruppia L. appears in other Kew resources:

First published in Sp. Pl.: 127 (1753)

Accepted by

  • Govaerts, R.H.A. (2011). World checklist of selected plant families published update Facilitated by the Trustees of the Royal Botanic Gardens, Kew.

Literature

Flora of West Tropical Africa

  • F.T.A. 8: 224
  • Sp. Pl. 127 (1753)

Flora of Tropical East Africa

  • Toml. in Anatomy of the Monocotyledons 7: 271 (1982)
  • Reese in Zeitschr. Bot. 50: 237 (1962)
  • Setch. in Proc. Calif. Acad. Sci., ser. 4, 25: 469 (1946)
  • P. Graebner in E.P. IV. 11:142 (1907)
  • Asch. in E. & P. Pf. II, 1: 210 (1889)
  • Gen. PL, ed. 5: 61 (1754)
  • Sp. Pl.: 127 (1753)

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of West Tropical Africa
Flora of West Tropical Africa

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0