SOMMAIRE. 



Articles: 



E. Verschapfelt. Le traitement ohimiqiie des graines à 

 imbibition tardive 401 



J. KuiJPER. The „Silvertliread" Disease ofCofïee in Surinam 

 (With Plate VIT and A^ITI) 436 



H. H. Janssonius and J. W. Moll. The Linnean Method 

 of describins' anatomical structures. Some remarks con- 

 cerningthe paper of Mrs. Dr. Marie C. S top es, entitled: 

 Petrifactions of the earliest European Anfïiosperms . . 452 



R. DE BoER. Index alphabétique '165 



