TIIE BOOK OF ROSES. 131 



2. Luxembourg Rosa Rubella. 

 Rosa jllpina Lcevis. 



Shrub, spreading, the stems and 



Branches, of a grey colour, armed with long, thin, 

 acicular thorns, almost straight at the base of the 

 branches, curved, and stipulary at the summit. 



Leaves, composed of five or nine leaflets. 



Leaflets,*- glaucous or greyish, oval or oblong, simply 

 toothed. 



Stipules, denticulated, sometimes glandulous or cot- 

 tonous on the edge. 



Flowers, single, of a cherry-red, solitary, or united in 

 clusters of two or three ; in which case, furnished 

 with bracteal leaves of an oval-acuminated form ; 

 large, concave, and longer than the flowerstalk. 



Tube of calyx, ovoid and smooth. 



Sepals, glandular, narrow, tapering to a sharp point, 

 three of them bearing linear and divergent appen- 

 dages. 



Fruit, pendant, ovoi'd or oblong ; gibbous, of a reddish 

 orange, crowned with convergent sepals. 



3. Slack-fruited Rubella Rose. 

 Fruit, very short, of a brownish black. 



4. Rosa Stricta. 

 Rosa Pendulina. 

 Rosa Suavis. 

 Rosa Carolina. 

 Rosa Sanguisorba. 

 Rosa J^irginiana. 



Branches, straight, from three to four feet high ; of a 

 pale green, covered with small feeble bristles, al- 

 most equal, except towards the extremity, which 

 is naked and divided into branchlets. 



