Photo: Maianthemum dilatatum 1.

Flower. Pacific coast, OR, US. Wild. 1998-06-01.

Maianthemum dilatatum (Wood) A. Nels. & J. F. Macbr.
Engl.: false lily of the valley.
Bot. syn.: Maianthemum kamtschaticum (J. F. Gmel. ex Cham.) Nakai