1. Family: Melanthiaceae Batsch ex Borkh.
    1. Toxicoscordion Rydb.

      1. This genus is accepted, and its native range is W. & Central Canada to NW. Mexico and N. Mexico.

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    Distribution

    Native to:

    Alberta, Arizona, Arkansas, British Columbia, California, Colorado, Idaho, Kansas, Mexico Northeast, Mexico Northwest, Missouri, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oklahoma, Oregon, Saskatchewan, South Dakota, Texas, Utah, Washington, Wyoming

    Toxicoscordion Rydb. appears in other Kew resources:

    First published in Bull. Torrey Bot. Club 30: 272 (1903)

    Accepted by

    • Kim, J.S., Hong, J.-K., Chase, M.W., Fay, M.F. & Kim, J.-H. (2013). Familial relationships of the monocot order Liliales based on a molecular phylogenetic analysis using four plastid loci: matK, rbcL, atpB and atpF-H Botanical Journal of the Linnean Society 172: 5-21.
    • Govaerts, R.H.A. (2011). World checklist of selected plant families published update Facilitated by the Trustees of the Royal Botanic Gardens, Kew.

    Sources

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. 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 2020. 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