CONTENTS 



FIGURES--Continued 



Page 



29 Young dune initiated by seashore elder 77 



30 Railroad vine 82 



31 Growth habit of European beachgrass 84 



32 Morphological features of American dunegrass 88 



33 A dune 2 days after overtopping by a storm surge and waves . . . 104 



34 Rear of same dune showing scouring by water flowing down back 



slope 104 



