| Rating | Plant Name | Thumbnail |
1   | Sunflower
Helianthus annuus |  |
| 2 | Maximillian Sunflower, Prairie Sunflower
Helianthus maximilianii |  |
| 3 | Jerusalem Artichoke, Sunchoke
Helianthus tuberosus |  |
| 4 | Swamp Sunflower, Narrow-Leaved Sunflower
Helianthus angustifolius |  |
5  | Texas Blueweed
Helianthus ciliaris |  |
| 6 | Willow-leaved Sunflower, Narrow-leaved Sunflower
Helianthus salicifolius |  |
| 7 | Woodland Sunflower
Helianthus strumosus |  |
| 8 | Giant Sunflower
Helianthus giganteus |  |
| 9 | Beach Sunflower
Helianthus debilis |  |
| 10 | Flatwoods Sunflower, Lakeside Sunflower
Helianthus carnosus | No Images Yet |
| 11 | Few-leaf Sunflower, Naked Stem Sunflower, Western Sunflower
Helianthus occidentalis | No Images Yet |
| 12 | Thin-leaved Sunflower
Helianthus decapetalus | No Images Yet |
| 13 | Small Wood Sunflower, Small-headed Sunflower
Helianthus microcephalus | No Images Yet |
| 14 | Southeastern sunflower
Helianthus agrestis | No Images Yet |
| 15 | Western sunflower
Helianthus anomalus |  |
| 16 | Silverleaf sunflower
Helianthus argophyllus |  |
| 17 | Arizona sunflower
Helianthus arizonensis | No Images Yet |
| 18 | Purple-disk Sunflower, Wild Sunflower, Dark-Eyed Sunflower
Helianthus atrorubens | No Images Yet |
| 19 | Serpentine sunflower
Helianthus bolanderi | No Images Yet |
| 20 | California sunflower
Helianthus californicus | No Images Yet |
| 21 | Cusick's sunflower
Helianthus cusickii | No Images Yet |
| 22 | Woodland sunflower
Helianthus divaricatus | No Images Yet |
| 23 | Eggert's sunflower
Helianthus eggertii | No Images Yet |
| 24 | Florida Sunflower
Helianthus floridanus | No Images Yet |
| 25 | Whiteleaf sunflower
Helianthus glaucophyllus | No Images Yet |
| 26 | Slender sunflower
Helianthus gracilentus | No Images Yet |
| 27 | Sawtooth sunflower
Helianthus grosseserratus |  |
| 28 | Showy Sunflower
Helianthus laetiflorus |  |
| 29 | Cucumber-leaf Sunflower
Helianthus debilis subsp. cucumerifolius | No Images Yet |
| 30 | Bristly Sunflower, Hairy Sunflower
Helianthus hirsutus | No Images Yet |
| 31 | Rayless Sunflower, Stiff Sunflower
Helianthus radula |  |
| 32 | Ashy Sunflower, Downy Sunflower
Helianthus mollis |  |
| 33 | Muck Sunflower, Tall Narrow-leaved Sunflower
Helianthus simulans | No Images Yet |
| 34 | Sunflower
Helianthus brevifolius | No Images Yet |
| 35 | Sunflower
Helianthus doronicoides | No Images Yet |
| 36 | Sunflower
Helianthus intermedius | No Images Yet |
| 37 | Cucumber-leaf Sunflower
Helianthus debilis subsp. silvestris |  |
| 38 | Alkali Sunflower
Helianthus laciniatus | No Images Yet |
| 39 | Neglected Sunflower
Helianthus neglectus | No Images Yet |
| 40 | Showy Sunflower
Helianthus niveus | No Images Yet |
