3 



across the pine-barrens from north to south in the fall of 1907. 

 On October 6 I traversed the pine-barrens of Islip in going from 

 Smithtovvn to Babylon by way of Brentwood and Edgewood ; 

 five days later I went from Hicksville to Babylon (station) by way 

 of Pinelawn, and on November 3 from Cold Spring station to 

 Amityville, the latter half of this journey being also through 

 the township of Babylon. 



There seem to be only two natural types of vegetation in the 

 region under consideration, namely, dry pine-barrens and swamps. 

 The swamps are confined to narrow belts along the streams, and 

 the only one I have examined is that of Santapogue Creek, two 



Figure i. Dry pine barrens about one-half mile south of Edgewood station 

 (town of Islip), Oct. 6, 1907. Trees all Pinus rigida, the largest about 9 inches in 

 diameter and 30 feet tall. Undergrowth almost entirely Quercus ilicifoUa and Q. 

 prinoides in equal proportions, about 4 feet tall. The picture embraces a horizontal 

 angle of about 36°. This scene is typical of thousands of acres in both townships. 



or three miles west of Babylon station. The dry pine-barrens 

 are fairly uniform over many square miles, the principal natural 

 variation being- that toward the northern edge the shrubs are 



