EN
Four sites of Nehalennia speciosa have been known so far from Central and Eastern Roztocze as well as the Biłgorajska Plain (NE part of the Sandomierska Basin). In the years 2008–2011, next 7 sites were recorded. In contrary to the northern part of the occurrence of this species in Poland, here it occurs first of all in transitional peat bogs with small water bodies in the advanced stage of succession and highly hydrated peatmoss. The dominating habitat type is also different than in the national scale: these are Sphagnum sp. patches with bottle sedge. One of the sites refers to a fen.