LAWS OF BOTANICAL NOMENCLATURE 



ADOPTED BY THE CONGEESS. 



CHAPTEE I. 



GENERAL CONSIDERATIONS AND LEADING PRINCIPLES. 



Article 1. Natural History can make no real progress 

 without a regular system of nomenclature, acknow- 

 ledged and used by a large majority of naturalists of 

 all countries. 



Art. 2. The rules of nomenclature should neither 

 be arbitrary, nor imposed by authority. They must be 

 founded on considerations clear and forcible enough for 

 eyery one to comprehend and be disposed to accept. 



Art. 3. The essential point in nomenclature is to 

 avoid or to reject the use of forms, or names, that 

 may create error or ambiguity, or throw confusion into 

 science. 



Next in importance is the avoidance of any useless 

 introduction of new names. 



Other considerations, such as absolute grammatical 

 correctness, regularity or euphony of names, a more or 

 less prevailing custom, respect for persons, etc., not- 



B 



