Photo: Helianthus annuus 05.

Flower from behind. Pretty on this side, too, no? Annala, Helsinki, Finland. Planted. 1999-07-14.

Helianthus annuus L.
Engl.: sunflower, common sunflower.
Deu.: Sonnenblume.
Suom.: auringonkukka, isoauringonkukka.
Sven.: solros.
Bot. syn.: Helianthus aridus Rydb., Helianthus lenticularis Dougl. ex Lindl.