294 



THE BUCKTHORN. 



which are violently cathartic. This species attains a larger 

 size in Siberia than with us. I have never observed it in 

 the West of England, where the other species is common. 

 According to Loudon, "The juice of the unripe berries 

 has the colour of saffron, and it is used for staining maps 

 or paper ; they are sold under the name of French berries. 



The juice of the ripe berries, mixed with alum, is the sap- 

 green of painters ; but if the berries be gathered late in 

 autumn, the juice is purple. The bark affords a beautiful 

 yellow dye. The tree does not make much show in spring, 

 while in flower ; but in autumn and winter, when profusely 

 covered with black berries, it is very ornamental." 



