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Asteraceae
Helianthus

not marked as a favorite taxon Helianthus Linnaeus. Common name: Sunflower.

Key to Helianthus

A genus of about 50 species, herbs, of North America.

Key based in part on Schilling (2006c).

Glossary (beta!)

References: Cronquist (1980); Heiser et al. (1969); Kelley (2003) In Flora of North America Editorial Committee (2003b); Schilling (2006c) In Flora of North America Editorial Committee (2006c); Schilling et al. (1998); Ungberg et al. (2024). Show full citations.

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Show species in Helianthus

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Hover over a shape, letter, icon, or arrow on the map for definition or see the legend. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.

image #1 of Helianthus© Gary P. Fleming | Helianthus hirsutus | Original Image ⭷
image #2 of Helianthus© Gary P. Fleming | Helianthus mollis | Original Image ⭷
image #3 of Helianthus© Scott Ward | Helianthus radula | Original Image ⭷
image #4 of Helianthus© Scott Ward | Helianthus microcephalus | Original Image ⭷
image #5 of Helianthus© Gary P. Fleming | Helianthus giganteus | Original Image ⭷
image #6 of Helianthus© Will Stuart | Helianthus atrorubens | Original Image ⭷
image #7 of Helianthus© Aidan Campos | Helianthus ciliaris source | Original Image ⭷
image #8 of Helianthus© Alan Cressler: Helianthus verticillatus, Wet Prairie, Coosa Prairies Area, Floyd County, Georgia 1 by Alan Cressler | Helianthus verticillatus source | Original Image ⭷
image #9 of Helianthus© Richard & Teresa Ware | Helianthus maximilianii CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #12 of Helianthus© Erik Danielson | Helianthus divaricatus source | Original Image ⭷
image #14 of Helianthus© Alan Cressler: Helianthus porteri, Stone Mountain, Stone Mountian Park, DeKalb County, Georgia 3 by Alan Cressler | Helianthus porteri source | Original Image ⭷
image #15 of Helianthus© Bruce A. Sorrie | Helianthus annuus | Original Image ⭷

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