THE BOOK OF ROSES. 89 



SECOND TRIBE OF SPECIES III. 



Rosa Bracteata, or Bracteated Rose. 



Rosa Involucrata. 



Rosa Lyellii. 



Rosa Clynophylla. 



Rosa Palustris. 



Rosa Lucida. 



Rosa Macartnea. 



SPECIFIC CHARACTERS. 



Branches, downy, or hairy. 



Thorns, placed in pairs under the stipules. 



Leaves, composed of from three to nine leaflets. 



Stipules, more or less distinct, hairy or bristly, pecti- 

 nated, with narrow capillary segments, the upper 

 part sometimes dilated and pinnated. 



Leaflets, elliptic, lanceolated, and nearly oval ; gene- 

 rally naked, occasionally pale underneath, and 

 slightly bristled; notched. 



Petioles, armed with a few crooked thorns. 



Flowers, solitary and growing towards the top. 



Petals, white, large, longer than the calyx. 



Stamens, from three hundred and fifty to four hun- 

 dred. 



Ovules, from one hundred and forty to one hundred 

 and seventy. 



Sepals, entire, almost simple. 



Tube of calyx, woolly, or downy. 



Floral leaves, whole or pectinated ; bristly or woolly. 



Disk, large and thick. 



Fruit, globular, covered with close permanent down. 



Origin, China and Nepaul. 



