Ambrosia L.

First published in Sp. Pl.: 987 (1753)
This genus is accepted
The native range of this genus is New World, Macaronesia, Africa, Madagascar, Medit to Arabian Peninsula.


Native to:

Alabama, Alaska, Albania, Alberta, Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Bahamas, Baleares, Belize, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, British Columbia, Burkina, California, Cameroon, Cape Verde, Cayman Is., Chad, Chile Central, Chile North, Chile South, Colombia, Colorado, Connecticut, Corse, Costa Rica, Cuba, Cyprus, Delaware, District of Columbia, Dominican Republic, East Aegean Is., Ecuador, Egypt, El Salvador, Florida, France, French Guiana, Georgia, Greece, Guatemala, Guinea, Gulf of Guinea Is., Guyana, Haiti, Honduras, Idaho, Illinois, Indiana, Iowa, Italy, Ivory Coast, Jamaica, Kansas, Kentucky, Lebanon-Syria, Leeward Is., Louisiana, Madagascar, Maine, Mali, Manitoba, Maryland, Massachusetts, Mauritania, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, Nicaragua, North Carolina, North Dakota, Northwest Territories, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Palestine, Panamá, Paraguay, Pennsylvania, Peru, Prince Edward I., Puerto Rico, Québec, Rhode I., Sardegna, Saskatchewan, Saudi Arabia, Senegal, Sicilia, Sinai, South Carolina, South Dakota, Spain, Sudan, Suriname, Tennessee, Texas, Trinidad-Tobago, Turkey, Uruguay, Utah, Venezuela, Venezuelan Antilles, Vermont, Virginia, Washington, West Virginia, Windward Is., Wisconsin, Wyoming, Yemen, Yugoslavia

Introduced into:

Afghanistan, Algeria, Assam, Austria, Baltic States, Belarus, Belgium, Botswana, Bulgaria, Cape Provinces, Central European Russia, China North-Central, China South-Central, China Southeast, Czechoslovakia, Denmark, East European Russia, Ethiopia, Finland, Free State, Germany, Great Britain, Hawaii, Hungary, India, Inner Mongolia, Iran, Ireland, Irkutsk, Japan, Jawa, Kazakhstan, Khabarovsk, Kirgizstan, Korea, Krym, KwaZulu-Natal, Lesotho, Madeira, Manchuria, Mauritius, Mexican Pacific Is., Morocco, Mozambique, Netherlands, New South Wales, Newfoundland, North Caucasus, Northern Provinces, Northwest European Russia, Norway, Poland, Portugal, Primorye, Queensland, Romania, Réunion, Sakhalin, South Australia, South European Russia, Sweden, Switzerland, Tadzhikistan, Taiwan, Transcaucasus, Tunisia, Ukraine, Uzbekistan, Victoria, West Siberia, Western Australia, Zambia, Zaïre, Zimbabwe


Heterotypic Synonyms

Accepted Species


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POWO follows these authorities in accepting this name:

  • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

Flora of West Tropical Africa

  • —F.T.A. 3: 370.

Flora of Tropical East Africa

  • Sp. Pl.: 987 (1753)

Other Data

Other Kew resources that provide information on this taxon:

Date Reference Identified As Barcode Type Status Has image?
Eastwood, A. [82] United States K002902899 Yes
{Fr. G. Arsène} [1912] Mexico K002903106 Yes
Seamann [s.n.] Mexico K001306367 No
Nelson, A.; Nelson, R. [1263] United States K002902896 Yes
Chile K000502179 Unknown Type Material Yes
Magenta, M. [520] Brazil K001031216 Yes
Williams, R.S. [1464] Bolivia K000502185 Unknown Type Material Yes
s.coll. [s.n.] France K001306365 No
Pringle, C.G. [192] Mexico K000502088 Type Yes
Chile K000502177 Unknown Type Material Yes
Dullas, W. [23] United States K002902895 Yes
{Fr. G. Arsène} [1912] Mexico K002903105 Yes
Pearce, R. [s.n.] Chile K000502178 Unknown Type Material Yes
Meyen [s.n.] Peru K000502183 Unknown Type Material Yes
Bayer, C. [s.n.] France K002902505 Yes
[illegible] [s.n.] K002902839 Yes
Prance, G.T. [8306] Brazil K001031217 Yes
Coulter [259] United States K000502089 Yes
Eiten, G. [6121] Brazil K001031218 Yes
Fritsch, F.E. [s.n.] United States K002902898 Yes
Huidibert [s.n.] K001306364 No
Pringle, C.G. [s.n.] United States K002902897 Yes
Seamann [2036] Mexico K001306366 No
Williams, R.S. [2527] Peru K000502184 Unknown Type Material Yes
Anthony, A.W. [290] Mexico K000502091 Type Yes
Purpus, C.A. [116] Mexico K000502084 Type Yes


  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
  • Flora of the Cayman Islands

    • Flora of the Cayman Islands
  • Herbarium Catalogue Specimens

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at and
    • © Copyright 2023 World Checklist of Vascular Plants.
  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at and
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants.