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  1. Plants
  2. ›Vascular Plants
  3. ›flowering plants
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  7. ›Asteroideae
  8. ›Sunflowers and Allies
  9. ›Helianthinae
  10. ›Helianthus
prairie sunflower
Plate 1 of 6. (c) Matt Berger, some rights reserved (CC BY), uploaded by Matt Berger · via iNaturalist

prairie sunflower

Helianthus petiolaris

Helianthus petiolaris is a North American plant species in the sunflower family, commonly known as the prairie sunflower or lesser sunflower. Naturalist and botanist Thomas Nuttall was the first to describe the prairie sunflower in 1821. The word petiolaris in Latin means, “having a petiole”. The species originated in Western United States, but has since expanded east. The prairie sunflower is sometimes considered a weed.

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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Every page naming Helianthus petiolaris in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 77360.