Helianthus

Helianthus annuus

Sunflower

Helianthus arizonensis

Helianthus exilis

Helianthus debilis

Beach sunflower

Helianthus floridanus

Helianthus hirsutus

Hairy sunflower

Helianthus maximiliani

Maximilian's sunflower

Helianthus occidentalis

Western sunflower

Helianthus resinosus

Helianthus salicifolius

Willow-leaf sunflower

Helianthus schweinitzii

Helianthus silphioides

Odorous sunflower

Helianthus simulans

Helianthus porteri

Helianthus × verticillatus

Helianthus eggertii

Helianthus agrestis

Rural sunflower

Helianthus winteri

Helianthus ambiguus

Helianthus angustifolius

Swamp sunflower