86 THE BOOK OP ROSES. 



Flowers, diminutive, of a sulphur-yellow, but less nu- 

 merous than in the larger variety ; expanding with 

 even greater uncertainty. 



SPECIES III. FIRST TRIBE. 



Rosa Ferox, or Hedgehog Rose. 



Rosa Rugosa, called in Japan Ramanas. 



Rosa Kamschatica. 



SPECIFIC CHARACTERS. 



Shrub, from three to five feet high. 



Branches, drooping, covered with permanent down, 

 and armed with unequal thorns, very close, and 

 growing in pairs and group es. 



Leaves, wrinkled and opaque. 



Stipules, large, dilated at the extremity, cottonous or 

 hairy, glandulous and curling at the edges ; some- 

 times wanting. 



Leaflets, varying from five to nine ; downy, pale under- 

 neath, very slightly toothed at the edge, oval. 



Petioles, prickly, often armed with straight slender 

 thorns. 



Flowers, solitary, crimson. 



Bracteal leaves, large and elliptic, or wanting. 



Peduncle, thorny, naked at the summit; sometimes 

 prickly at the base. 



Sepals, very narrow, downy. 



Stamens, from one hundred and fifty to one hundred 

 and eighty-five in number. 



Ovules, from fifty to sixty. 



Styles, bristly, detached. 



Fruit, spherical, scarlet, naked. 



Origin, the most eastern countries of Asia. 



