0031 



GUIDE. 27 



Lastly, some evergreens, despite all the care taken during transplanting, will still only 

 take root with difficulty, perhaps only one in ten. It's preferable to sow seeds for these 

 kinds of trees at their permanent location. To be on the safe side, one could stratify the 

 seeds and plant only those that have germinated well. 



Paris, August 18. 1824. 



A. THOUIN, 



Professor at the King's Garden. 



