Helianthus

Helianthus decapetalus

Thin-leaf sunflower

Helianthus glaucophyllus

Helianthus gracilentus

Helianthus heterophyllus

Wetland sunflower

Helianthus laevigatus

Helianthus petiolaris var. canescens

Helianthus petiolaris

Plains sunflower

Helianthus praetermissus

Helianthus radula

Helianthus tuberosus

Jerusalem-artichoke

Helianthus praecox

Helianthus nuttallii

Helianthus pauciflorus

Stiff sunflower

Helianthus paradoxus

Paradoxical sunflower

Helianthus viridor

Helianthus peredovik

Helianthus annuus var. armavirskij

Helianthus annuus var. californicus

Helianthus annuus var. gallardiflorus

Helianthus annuus var. intermedius