AN INTRODUCTION TO THE 

 CHEMISTRY OF PLANT PRODUCTS 



By PAUL HAAS, D.Sc., Ph.D., University Reader 

 in Plant Chemistry at University College, etc. ; 

 and T. G. HILL, A.R.C.S., F.L.S., Reader in 

 Vegetable Physiology in the University of London, 

 University College. With Diagrams. 2 vols. 8vo. 



Vol. I. ON THE NATURE AND SIGNIFICANCE OF 

 THE COMMONER ORGANIC COMPOUNDS OF 

 PLANTS. i6s. net. 



Vol. II. METABOLIC PROCESSES. 



LONGMANS, GREEN AND CO. 

 London, New York, Toronto, Bombay, Calcutta, Madras 



