Asteraceae
Silphium
Silphium asteriscus

Silphium asteriscus var. trifoliatum (L.) Clevinger

First published in Novon 14: 276 (2004)
This variety is accepted
The native range of this variety is Illinois to E. U.S.A. It is a perennial and grows primarily in the temperate biome.

Distribution

Native to:

Alabama, Georgia, Illinois, Indiana, Kentucky, Maryland, New York, North Carolina, Ohio, Pennsylvania, South Carolina, Tennessee, Virginia, West Virginia

Synonyms

Homotypic Synonyms

Heterotypic Synonyms

Publications

POWO follows these authorities in accepting this name:

  • Knapp, W.M. & Naczi, R.F.C. (2021). Vascular plants of Maryland, USA. A comprehensive account of the state's botanical diversity. Smithsonian Contributions to Botany 113: 1-151.
  • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.
  • Weakley, A.S. (2020). Flora of the Southeastern United States, 2020 edition https://ncbg.unc.edu/research/unc-herbarium/flora-request/.

Other Data

Other Kew resources that provide information on this taxon:

Sources

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2023. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2023. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0