Lily of the valley is a perennial herbaceous plant that has elliptic, tongue-like shaped leaves. Usually lily of the valley flowers at the turn of May
Convallaria majalis (European lily-of-the-valley): Go Botany
Lily-of-the-valley cultivars are beautiful, not so invasive
Grove - Key biotopes - UPM Forest Life
1,099 Lily Valley Seeds Images, Stock Photos, 3D objects
Index page - UPM Forest Life
Index page - UPM Forest Life
Index page - UPM Forest Life
Connecticut Garden Journal: Lily of the valley and sweet woodruff
Convallaria majalis (Lily of the Valley, Lily-of-the-valley
Convallaria majalis (Lily of the Valley) Liliaceae
Index page - UPM Forest Life
Convallaria majalis (Lily of the Valley, Lily-of-the-valley
European lily of the valley : Convallaria majalis - Liliaceae (Lily)