14 BROOKLYN BOTANIC GARDEN MEMOIRS 



grassland and forest. What the determining factors are behind that con- 

 flict will be dealt with, having in mind that much experimental work still 

 remains to be done in unfolding the true story of the conflict. We may see 

 and describe the results of it, hint, perhaps at the probable major factors 

 of the struggle, but only by experimental work on the direct action of the 

 wind, and some other environmental influences can we hope to come at a 

 true explanation. 



These do not necessarily comprise all the vegetation types to be found 

 at Montauk, there are the ponds, for instance, or the salt marshes, and 

 sand dunes. The latter, however, are not greatly different from similar 

 places all over Long Island, and for that reason descriptions of them will 

 not be repeated here. 



