292 SELECT PLANTS FOR INDUSTRIAL CULTURE 



daily for weeks. The scent is finally withdrawn from its matrix by 

 maceration with pure alcohol. Purified Eucalyptus oil can be used 

 for diluting rose oil, when it is required for the preparation of 

 scented soap. 



Rosa Damascena, Miller. 



Orient. Allied to the preceding species, and also largely used for 

 the production of essential oil of roses. 



Rosa Gallica, Linne. 



The French or Dutch Rose. Middle and South Europe, Orient. 

 The intensely coloured buds of this species are particularly chosen 

 for dyeing. These however may be got also from other kinds of 

 roses. 



Rosa Indica, Linne. 



Noisette Rose. From Upper India to China and Japan. Some 

 roses of the sweetest scent are derived from this species. 



Rosa Isevigata, Michaux. (R. Sinica, Aiton.) 



The Cherokee Rose. China and Japan. Considered one of the 

 best hedge-roses, and for that purpose much employed in North 

 America. It serves also well for bowers. Allied to the foregoing 

 species. Rosa rugosa, Thunberg, of Japan, large-fruited and large- 

 leaved rose, is exceedingly well adapted for garden hedges. 



Rosa moschata, Miller.* 



North Africa and South Asia as far east as Japan. From the 

 flowers of this extremely tall climbing species also essential oil is 

 obtained. The attar thus derived from roses of not only different 

 varieties, but even distinct species, must necessarily be of various 

 qualities. In the Balkan Mountains, on basalt slopes facing south, 

 the most odorous roses are produced. At Kesanlik rose distillation 

 is the main industry. Shoots of rose-bushes are placed in trenches 

 3 feet deep and 5 feet apart. Irrigation promotes the growth. The 

 gathering commences in the third and lasts till about the fifteenth 

 year (Simmons). The pure oil as a European commodity is worth 

 from .20 to 23 per pound. This is also the rose, according to 

 Schlagintweit, used for attar distillation in Tunis, and in the Balkan 

 ranges. Pure attar, valued at 30 shillings per ounce, is produced in 

 Roumelia to the amount of .80,000 annually (Piesse). 



Rosa sempervirens, Linne. 



From South Europe through Southern Asia to Japan. One of 

 the best rose-bushes for covering walls, fences, and similar 

 structures. The flowers of this species also can be utilised for 

 rose oil. 



