1. Family: Betulaceae Gray
    1. Alnus Mill.

      1. This genus is accepted, and its native range is Temp. Northern Hemisphere to Himalaya and Andes.

    Images

    Distribution

    Native to:

    Alabama, Alaska, Albania, Alberta, Aleutian Is., Algeria, Altay, Amur, Argentina Northwest, Arizona, Arkansas, Assam, Austria, Baltic States, Bangladesh, Belarus, Belgium, Bolivia, British Columbia, Bulgaria, Buryatiya, California, Central European Rus, China North-Central, China South-Central, China Southeast, Chita, Colombia, Colorado, Connecticut, Corse, Costa Rica, Cyprus, Czechoslovakia, Delaware, Denmark, District of Columbia, East European Russia, East Himalaya, Ecuador, El Salvador, Finland, Florida, France, Georgia, Germany, Great Britain, Greece, Greenland, Guatemala, Honduras, Hungary, Idaho, Illinois, Indiana, Inner Mongolia, Iowa, Iran, Ireland, Irkutsk, Italy, Japan, Kamchatka, Kazakhstan, Kentucky, Khabarovsk, Korea, Krasnoyarsk, Krym, Kuril Is., Labrador, Lebanon-Syria, Libya, Louisiana, Magadan, Maine, Maine, Manchuria, Manitoba, Maryland, Masachusettes, Masachusettes, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Michigan, Minnesota, Mississippi, Missouri, Mongolia, Montana, Morocco, Myanmar, Nansei-shoto, Nepal, Netherlands, Nevada, New Brunswick, New Hampshire, New Hampshire, New Jersey, New Mexico, New York, New York, Newfoundland, North Carolina, North Caucasus, North Dakota, North European Russi, Northwest European R, Northwest Territorie, Norway, Nova Scotia, Nunavut, Ohio, Oklahoma, Ontario, Oregon, Pakistan, Palestine, Panamá, Pennsylvania, Pennsylvania, Peru, Poland, Portugal, Primorye, Prince Edward I., Québec, Rhode I., Romania, Sakhalin, Sardegna, Saskatchewan, Sicilia, South Carolina, South European Russi, Spain, Sweden, Switzerland, Taiwan, Tennessee, Texas, Thailand, Tibet, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Ukraine, Utah, Venezuela, Vermont, Vermont, Vietnam, Virginia, Washington, West Himalaya, West Siberia, West Virginia, Wisconsin, Wyoming, Yakutskiya, Yugoslavia, Yukon

    Introduced into:

    Argentina Northeast, Argentina South, Azores, Chile Central, Chile South, Hawaii, New Zealand North, New Zealand South

    Alnus Mill. appears in other Kew resources:

    First published in Gard. Dict. Abr. ed. 4: s.p. (1754)

    Accepted by

    • Dobignard, A. & Chatelain, C. (2011). Index synonymique de la flore d'Afrique du nord 3: 1-449. Éditions des conservatoire et jardin botaniques, Genève.
    • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 1-529. MIM, Deurne.

    Sources

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2018. 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 2018. 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