A. Gray—Botanical Nomenclature. 419 
rom it. The same idea dominates in the Report made by 
Douville, chairman of a committee of the Geological Congress 
at Bologna in 1881, and which concerned itself with nomen- 
clature in paleontology. This report insists that ‘The law of 
priority being fundamental in nomenclature, it appears to be 
necessary to apply it with all possible generality and to sup- 
press derogations and exceptions to this law... . . ontradic- 
tion between the signification of a name and the characters of 
4 genus or species is no sufficient reason for changing such 
hame,” ete, 
on. We take up in the author’s order the points which we 
Wish to specify or to comment on. 
Article 6 of the code declares that “scientific names should 
in Latin. When taken from another language, a Latin ter- ° 
