68 KEY FOR THE IDENTIFICATION OF TREES AND SHRUBS 



112.15-23 large leaflets, 30ft, 

 green on "both sides, sharp- 

 ly and doubly serrate, stipu- 

 les at base of the main leaf 

 stalk. .Bushy Spiraea 



Sorbaria assurgens Vilm. 

 & Bols. 

 112.15-19 entire, pointed leaf- 

 lets, 2 slender bracts at 

 base of each set of leaflets, 

 a woody climber. 

 Wisteria 



Vlsterla sinensis (Sims.) 

 Sweet 

 112.9-13 small, elliptic leaflets, 

 dull green, indented tips 

 Bladder Senna 

 Colutea arborescens L. 

 112.5-7 serrate leaflets, sti- 

 pules leafy, thorny shrubs. 



Genus Rosa 114 



114. Leaf lets narrow-elliptic, 

 shining, dark green, 

 sharply serrate, stipules 

 simple wings, spines 

 more or less hooked. 

 Wild Rose 



Rosa viriiniana Mill. 

 114. Leaf lets narrow -oblong, 



finely serrate, dull green, 

 stipules very narrow, 

 spines fairly straight. 

 Wild Rose 

 Rosa carol ina L. 

 114. Leaf lets larger, thick, 

 deeply veined, dark, 

 blue-green above, pale and 

 soft beneath, stipules 

 leafy, spines of varying 

 lengths. 



Rugose Rose 



Rosa -ruiosa Thunb. 



115.2 pair of lower leaflets pinnately com- 

 pound, the others simple,- leaves op- 

 posite Elder. See #110. 



