EN
The studies were carried out on 6 recognized relict forest stands in three national parks. The scope of the studies evolved analysis of sap wood zone, width of annual growths and analysis of autumn wood zone in connection with age and morphological features of trees. The wood of relict pines is characterized by comparatively low autumn wood rate and density; these features essentially differentiated relict pines from those growing in Bieszczads and Sudets, as well as growing in recognized lowland pine proveniences.