DEVELOPMENT OF VEGETATION IN THE 
MORAINAL DEPRESSIONS OF THE VICINITY OF 
WOODS HOLE. 
CHARLES H. SHAW. 
(WITH SIX FIGURES) 
Few regions afford better opportunity for observing the ss 
in the history of small swamps than the vicinity — of : 
Hole, Mass. The land of the neighborhood, a few out- 
of Cretaceous strata excepted, consists of the eroded mass 
terminal moraine. Clay,sand, and fragments of ee 
to huge bowlders constitute the country rock. - 
ce of this mass of débris are innumerable speci 
uliar depressions known to geologists a as “kettle 
