SOMMAIRE. 



Articles : 



E. Veeschafpelt. Le traitement chimique des graines à 

 imbibition tardive 401 



J. KuiJPEK. The „Silverthread" Disease of Coflfee in Surinam 

 (With Plate VII and YIU) 436 



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

 of describing anatomical structures. Some remarks con- 

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

 Petrifactions of the earliest European Angiosperms . . 452 



R. DE BoER, Index alphabétique 465 





