x Translator's Preface 



I am deeply indebted to Professor Strasburger for his 

 kindness in preparing an introductory note, and wish, also 

 to express my sincere thanks to Miss Marie Onuf, whose 

 invaluable assistance rendered the completion of the work 

 possible. 



C. S. G. 



University of Missouri, 



Department of Botany. 



Nov. 13, 1909. 



Verlag von Gustav Fischer in Jena 



Im Jahre 1889 erschien in deutscher Sprache : 



INTRACELLULARE PANGENESIS 



von 

 HUGO DE VRIES 



Prof, der Botanik a. d. Universitat Amsterdam 



Preis: 4 Mark 



