Pink flower. I think it's a R. rugosa, but there were hundreds, and none of them had names. Viikki rosario, Helsinki, Finland. Planted. 2001-08-14.

Rosa L.
Engl.: rose.
Deu.: Rose, Hagebutte.
Suom.: ruusu, ruusunmarja.
Sven.: ros, nypon.
Fran.: rose