sword-leaved helleborine, cephalanthera longifolia, Õngu, estonia.

cephalanthera narrowleaved swordleaved helleborine longifolia woodland estonia growing orchid shade ngu summer flower bokeh background selective focus flowered spike bell-shaped flowers flower buds shade ground floral wild perennial plant rare species close native range endangered endemic season orchid petal biodiversity bokeh woodland landscape botany perennial green leaf grass long-leaved helleborine close europe orchidaceae wildflower biology narrow-leaved longifolia sword-leaved narrow-leaved sword-leaved environment forest spring natural summer rare green wild nature