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• Genera
• Species 32

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Helianthus × laetiflorus Pers.

Perennial Sunflower

1 621 1 218 Observations

Asteraceae

Helianthus agrestis Pollard

Rural sunflower

2 2 Observations

Asteraceae

Helianthus angustifolius L.

Swamp sunflower

126 102 Observations

Asteraceae

Helianthus annuus L.

Least Concern

Sunflower

15 654 14 173 Observations

Asteraceae

Helianthus atrorubens L.

Least Concern

Dark-eyed sunflower

20 17 Observations

Asteraceae

Helianthus bolanderi A.Gray

Least Concern

Bolander's sunflower

14 14 Observations

Asteraceae

Helianthus californicus DC.

Least Concern

California sunflower

27 27 Observations

Asteraceae

Helianthus ciliaris DC.

Texas blueweed

17 15 Observations

Asteraceae

Helianthus debilis Nutt.

Least Concern

Beach sunflower

463 381 Observations

Asteraceae

Helianthus decapetalus L.

Least Concern

Thin-leaf sunflower

290 230 Observations

Asteraceae

Helianthus divaricatus L.

Least Concern

Woodland sunflower

942 757 Observations

Asteraceae

Helianthus giganteus L.

Least Concern

Giant sunflower

1 155 955 Observations

Asteraceae

Helianthus gracilentus A.Gray

Slender sunflower

14 14 Observations

Asteraceae

Helianthus grosseserratus M.Martens

Least Concern

Sawtooth Sunflower

51 42 Observations

Asteraceae

Helianthus heterophyllus Nutt.

Wetland sunflower

7 7 Observations

Asteraceae

Helianthus hirsutus Raf.

Least Concern

Hairy sunflower

79 63 Observations

Asteraceae

Helianthus laciniatus A.Gray

Alkali sunflower

11 11 Observations

Asteraceae

Helianthus maximiliani Schrad.

Least Concern

Maximilian sunflower

494 417 Observations

Asteraceae

Helianthus mollis Buc'hoz

Ashy sunflower

93 86 Observations

Asteraceae

Helianthus niveus (Benth.) Brandegee

Data Deficient

Snowy sunflower

56 53 Observations

Asteraceae

Helianthus nuttallii Torr. & A.Gray

Least Concern

Nuttall's sunflower

12 12 Observations

Asteraceae

Helianthus occidentalis Riddell

Western sunflower

35 33 Observations

Asteraceae

Helianthus paradoxus Heiser

Least Concern

Paradoxical sunflower

5 5 Observations

Asteraceae

Helianthus pauciflorus Nutt.

Least Concern

Stiff sunflower

181 133 Observations

Asteraceae

Helianthus petiolaris Nutt.

Least Concern

Plains sunflower

635 503 Observations

Asteraceae

Helianthus porteri (A.Gray) Pruski

Confederate daisy

1 1 Observation

Asteraceae

Helianthus pumilus Nutt.

Dwarf sunflower

17 13 Observations

Asteraceae

Helianthus radula (Pursh) Torr. & A.Gray

Pineland sunflower

3 2 Observations

Asteraceae

Helianthus salicifolius A.Dietr.

Least Concern

Willow-leaf sunflower

165 119 Observations

Asteraceae

Helianthus silphioides Nutt.

Least Concern

Odorous sunflower

19 19 Observations

Asteraceae

Helianthus strumosus L.

Pale-leaf sunflower

80 61 Observations

Asteraceae

Helianthus tuberosus L.

Least Concern

Jerusalem artichoke

7 852 6 190 Observations

Asteraceae

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