1. Family: Rhamnaceae Juss.
    1. Genus: Frangula Mill.
      1. Species: Frangula californica (Eschsch.) A.Gray
        1. Frangula californica subsp. occidentalis (Howell) Kartesz & Gandhi

        This subspecies is accepted, and its native range is SW. Oregon to NW. California.

    Distribution

    Native to:

    California, Oregon

    Frangula californica subsp. occidentalis (Howell) Kartesz & Gandhi appears in other Kew resources:

    First published in Phytologia 76: 449 (1994)

    Accepted by

    • Flora of North America Editorial Committee (2016). Flora of North America North of Mexico 12: 1-603. Oxford University Press, New York, Oxford.

    Not accepted by

    • Govaerts, R. (2001). World Checklist of Seed Plants Database in ACCESS E-F: 1-50919. [Cited as Rhamnus occidentalis.]

    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