THE BOOK OF ROSES. 281 



Leaflets, almost orbicular. 

 Floral leaves, deciduous. 

 Flowers, often solitary. 



6. Rubiginous round-leafed Rose. 

 Rosa Rubiginosa Rotundifolia. 



Branches, rod-shaped. 



Thorns, thin, almost straight. 



Leaflets, orbicular, half as large as those of the type. 



Tube of calyx, almost globular, smooth. 



7. Rubiginous Hedge-rose. 

 Rosa Rubiginosa Sccpium. 

 Rosa Helvetica. 



Rosa Myrtifolia. 



Rosa Scepium. 



Rosa Agrestis. 



Rosa Bisinata. 



Rosa Macrocarpa. 



Rosa Stipularis. 

 Branches, slender and flexile. 

 Leaflets, sharp on both sides. 

 Flowers, often solitary. 

 Fruit, very smooth, divisions of the sepals very narrow. 



8. Scentless Rubiginous Rose. 

 Rosa Rubiginosa Inodora. 

 Rosa Dumetorum. 



Rosa Borreri. 



Thorns, almost even ; bent like fish-hooks. 

 Leaflets, less glandulous. 

 Sepals, deciduous before maturity of the fruit. 



9. Small-glanded Rubiginous Rose. 

 Rosa Tenuiglandulosa. 



Thorns, the large ones resembling fish-hooks; the 



small, almost straight. 

 Leaflets, hairy. 



