,s^, BOTANICAL NOMENCLATURE. 623 



tlierefore acknowledge that this practically fixes the date of genera 

 to 1752." 



Whether this solution of the difficulties which exist will receive 

 the adhesion of a sufficient majority of botanists is at present 

 doubtful : that some solution is nreiled is certain. The subject is 

 well worth the attention of all who have at heart the establishment of 

 a recognised standard of nomenclature on practical lines, and the 

 present seems a favourable opportunity for settlement. 



James Britten. 



