INDEX TO AUTHORS' NAM] 



Zimmerley, H. II. Tomatoes in the green- Zoller, JI. F. Indole in culture □ >93. 



house. 1861. — Hydrogen ion concentration upon the 



Zimmermann, Ch. New or peculiar diatoms. volatility of indole from aqueoi 



613. tion. 894. 



Zimmerman, II. E. Tomato grafted on po- Zschacke, H. Lichens of central Europe. 



tato. *539. 70.".. 



Zinn, C. J. (Nelson, J. W., C. J. Zinn, et al.) Zweigelt, Fritz. Biological studies of 



2308. aphids. 774. 



