PREFACE. vil 



The references to the literature of Part I have been 

 increased in number, and they now give a fuller, though 

 still but a rough guide to the published authorities. The 

 references to Sachs' books appear to have been a source 

 of difficulty to some of our readers. I therefore give 

 the full titles of those to which reference is made. 



Physiologie Vegetate, recherches su7^ les conditions 

 d'existence des plantes, et sur le jeu de leurs organes. 

 Traduit de I'Allemand avec I'autorisation de I'auteur, 

 par Marc Micheli. Paris, V. Masson et Fils, 1868. [This 

 is the translation of Sachs' Handhuch der Eooperimental- 

 Physiologie der Pflanzen, being volume iv of Hofmeister's 

 Handhuch der Physiologischen Botanik, Leipzig, 1865. 



Arbeiten des hotanischen Instituts in Wurzbiirg, heraus- 

 gegeben von Prof Dr Julius Sachs. Leipzig, Engelmann. 

 Band i. 1874, Band ii. 1882, Band ill. 1888. 



Text-hook of Botany, moiyhological and physiological, 

 by Julius Sachs, Professor of Botany in the University of 

 Wlirzburg. Edited with an Appendix by Sidney H. Vines, 

 M.A., D.Sc, F.L.S., Fellow and Lecturer of Christ's 

 College, Cambridge. Second Edition, Oxford, at the 

 Clarendon Press, 1882. [This is a translation of Sachs' 

 Lehrbuch der Botanik (Edit. 1874).] 



Vorlesungen uher Pflanzen-Physiologie von Julius 

 Sachs. Leipzig, Englemann, 1882. [An English trans- 



D. A. b 



