REPORT 



Flora of Westchester County. 



PREPARED FOR 



BY 



OLIVER R. WILLIS, A. M., PH. D., 



Author of " Catalogus Plantanum in Nova Caesarea Repertarum. 



INTRODUCTION 



THE following report of the Flora of Westchester County has been 

 prepared at the request of the Rev. Robert Bolton, for publication 

 in the revised edition of his history of the county. 



It was with great reluctance that the author undertook the work ; 

 though he has, during the last seventeen years, botanized in the region, 

 and has corresponded with and examined the collections of botanists 

 who have visited parts of the territory not examined by himself; yet he 

 feels sure that there are plants growing in the limits which have not 

 been noticed by botanists, or, at least, have not been reported. 



He set out, however, with the determination not to include any in 

 the list except such as he himself, or some one in whom he had full 

 confidence, had seen growing in the county. As no one has examined 



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