OPEN LETTERS. 
A defense of the Botanischer Jahresbericht. 
The criticisms uttered by Mr. J. Christian Bay in the December 
number of the BoranicaL GazeTTE (18: 471-472. 1893) require 
an answer on the part of the editor of the Botanischer Jahresbericht. 
“books and papers, which could be bought or otherwise promptly 
secured.” The editor is not enabled to buy more than he does, for 
but private subscribers might be counted upon the fingers. 
work for the Jahresbericht for scientific, not for pecuniary peters 
labora- 
tors. They all stick to their work in the most disinterested pee = 
dea of. 
higher in price than most publications to be exchanged fo 
But, it must be added, periodicals are not what t 
periodicals goes from Berlin to Luckenwalde; then, in due pero sep 
Luckenwalde back to Berlin. After this, the editor has to prep: 
Other set of books for Karlsruhe. Having got it back from 
F, the third for B, D, F, G, etc., etc., and, moreover, the pee vn the 
lose all iewing periogier «5 pay- 
control. As to the collaborator reviewing Pp of time in pay 
