1. Family: Ranunculaceae Juss.
    1. Genus: Clematis L.
      1. Clematis occidentalis (Hornem.) DC.

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

    Images

    Distribution

    Native to:

    Connecticut, Illinois, Iowa, Maine, Maryland, Masachusettes, Michigan, Minnesota, New Brunswick, New Hampshire, New Jersey, New York, North Carolina, Ontario, Pennsylvania, Québec, Rhode I., Vermont, Virginia, West Virginia, Wisconsin

    Extinct in:

    Delaware

    Clematis occidentalis (Hornem.) DC. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Douglas, D. [[85]], USA Clematis verticillaris K000675295
    [Clive] [s.n.], Canada Clematis verticillaris K000675294

    First published in Prodr. 1: 10 (1824)

    Accepted by

    • Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
    • Yang, W.J., Li, L.Q. & Xie, L. (2009). A revision of Clematis sect. Atragene (Ranunculaceae) Journal of Systematics and Evolution 47: 552-580.
    • Herkert, J.R. & Ebinger, J.E. (eds.) (2002). Endangered and Threatened Species of Illinois: status and distribution 1: 1-161. Endangered species protection board, Springfield, Illinois.
    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.
    • Flora of North America Editorial Committee (1997). Flora of North America North of Mexico 3: 1-590. Oxford University Press, New York, Oxford.

    Literature

    Kew Backbone Distributions
    • Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
    • Yang, W.J., Li, L.Q. & Xie, L. (2009). A revision of Clematis sect. Atragene (Ranunculaceae) Journal of Systematics and Evolution 47: 552-580.

    Sources

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    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