BOTANICAL 



MICRO-CHEMISTRY 



AN 



INTRODUCTION TO THE STUDY OF 

 VEGETABLE HISTOLOGY 



PREPARED FOR THE USE OF STUDENTS 



V^VPOULSEN 



TRANSLATED WITH THE ASSISTANCE OF THE AUTHOR 

 AND CONSIDERABL Y ENLARGED 



BY 



WILLIAM TRELEASE 



PROFESSOR IN THE UNIVERSITY OF WISCONSIN 



Boston 



S. E. CASSINO AND COMPANY 

 1884 



