COMPOSITION OF VARIOUS TREES 109 



One ton of Heliotropium extracts 15 '5 lbs. of 

 mineral matter from the soil. 



Honeysuckle (Lonicera periclymenum, 

 Natural Order, Caprifoliacese) is a beautiful 

 flowering shrub, and it is benefited by mulching 

 the soil for several feet round the base with well- 

 rotted dung. 



The ashes of the wood contain in 100 parts : — 



One ton of Lonicera extracts 22 '4 lbs. of mineral 

 matter from the soil. 



Lonicera tartarica has whitish bark, and 

 forms an excellent contrast in a picturesque 

 garden. 



Hornbeam (Carpinus betula, Natural Order, 

 Corylacese) is a hardy deciduous tree, bearing 

 ornamental foliage. It grows in ordinary soils, and 

 makes a good hedge. 



