Canada's Plant Hardiness Site

Asteraceae daisy family
Helianthus annuus L.
En: garden sunflower, common sunflower;
Fr: tournesol, grand soleil, helianthe annuel

• [=Helianthus annuus L. forma lenticularis (Douglas) B.Boivin]
• [=Helianthus annuus L. subsp. jaegeri (Heiser) Heiser]
• [=Helianthus annuus L. subsp. lenticularis (Douglas) Cockerell]
• [=Helianthus annuus L. subsp. texanus Heiser]
• [=Helianthus annuus L. [unranked] lenticularis (Douglas) Cockerell]
• [=Helianthus annuus L. var. aridus (Rydb.) Cockerell]
• [=Helianthus annuus L. var. lenticularis (Douglas) Steyerm.]
• [=Helianthus annuus L. var. macrocarpus (DC.) Cockerell]
• [=Helianthus annuus L. var. oleifer Thell.]
• [=Helianthus annuus L. var. texanus (Heiser) Shinners]
• [=Helianthus aridus Rydb.]
• [=Helianthus cultus Ventsl.]
• [=Helianthus erythrocarpus Bartl.]
• [=Helianthus indicus L.]
• [=Helianthus jaegeri Heiser]
• [=Helianthus lenticularis Douglas]
• [=Helianthus macrocarpus DC.]
• [=Helianthus petiolaris Hort. ex DC., nom. illeg. hom., non Nutt.]
• [=Helianthus platycephalus Cass.]
• [=Helianthus pumilus Pers., nom. inval.]
• [=Helianthus ruderalis Ventsl.]