it is however most remarkable that the old vision of the land of willows and its drowsy beauty of river-flowers and butterflies was not lost , though afterwards it was voronwe , not tuor , who wandered there , devising names , and who stood enchanted 'knee-deep in the grass ' ( p. 155 ; later tuor p. 35 ) , until his fate , or ulmo lord of waters , carried him down to the sea .