sentences:  The high-mountainous nival glacial band occupies altitudes of 3000 m and more above sea level and is characterized by sharp tops and steep stony declines.It is the place of formation of glaciers whose tongues penetrate into spur valleys of the head rivers.The basic type of vegetation is alpine meadows, rich in edelweisses, alpine poppies, daisies and original high-mountain sedge bogs.