Asteraceae
Helianthus

Helianthus × laetiflorus Pers.

First published in Syn. Pl. 2: 476 (1807)
This hybrid is accepted
The native range of this hybrid is E. Canada to Central & E. U.S.A. It is a perennial and grows primarily in the temperate biome. The hybrid formula is H. pauciflorus × H. tuberosus.

All images

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 2022 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 2022 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Science Photographs

    • Copyright applied to individual images