1. Family: Hypericaceae Juss.
    1. Genus: Hypericum Tourn. ex L.
      1. Hypericum majus (A.Gray) Britton

        This species is accepted, and its native range is Canada to N. U.S.A.

    Distribution

    Native to:

    Alberta, British Columbia, Colorado, Connecticut, Idaho, Illinois, Indiana, Iowa, Kansas, Maine, Manitoba, Masachusettes, Michigan, Minnesota, Missouri, Montana, Nebraska, New Brunswick, New Hampshire, New Jersey, New York, North Dakota, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Pennsylvania, Prince Edward I., Québec, Rhode I., Saskatchewan, South Dakota, Vermont, Washington, Wisconsin

    Extinct in:

    Delaware

    Introduced into:

    France, Germany, India, Japan

    Hypericum majus (A.Gray) Britton appears in other Kew resources:

    First published in Mem. Torrey Bot. Club 5: 225 (1894)

    Accepted by

    • Flora of North America Editorial Committee (2015). Flora of North America North of Mexico 6: 1-468. Oxford University Press, New York, Oxford.
    • Douglas, G.W., Meidinger, D. & Penny, J.L. (2002). Rare Native Vascular Plants of British Columbia . ed. 2: 1-358. Province of British Columbia.
    • Robson, N.K.B. (1990). Studies in the genus Hypericum (Guttiferae) 8. Sections 29. Brathys (part 2) and 30. Trigynobrathys Bulletin of the British Museum (Natural History). Botany 20: 1-151.

    Literature

    Kew Backbone Distributions
    • Douglas, G.W., Meidinger, D. & Penny, J.L. (2002). Rare Native Vascular Plants of British Columbia . ed. 2: 1-358. Province of British Columbia.
    • Robson, N.K.B. (1990). Studies in the genus Hypericum (Guttiferae) 8. Sections 29. Brathys (part 2) and 30. Trigynobrathys Bulletin of the British Museum (Natural History). Botany 20: 1-151.

    Sources

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. 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 2019. 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