Latin name: Cephalanthera longifolia (L.) Fritsch
Croatian name: Dugolisna naglavica
English name: Narrow-leaved Helleborine
This graceful orchid has a narrow slender leaves and white flowers. It is a perennial plant growing from a rhizome. The leaves may be up to 15 cm long (hence the name "longifolia") and are placed all along the stem.
The flowers have pointed sepals 10-15 mm long arranged in a long inflorescence. Flowering time: May to July.
It grows in woods.