Abstract
In the area of Człuchów at the ecological site “Wetlands at the Lazienkowskie Lake” there has been found an abundant population of Listera ovata population (166 specimens). Listera ovata develops in undergrowth of the forest phytocenosisFraxino-Alnetum W.Mat.1952. It is necessary to decrease the level of the penetration of this area in order to maintain the population.