xxx SHRUBS 



147. Leaves rather fleshy. p. 147. Baccharis. 

 Leaves not succulent. 148. 



148. Twigs bristly. p. 64. Rubus. 

 Twigs not bristly. 149. 



149. Leaves palmately nerved. 150. 

 Leaves pinnately veined. 153. 



150. Leaves mostly acute. 151. 



Leaves rather obtuse: fruit fleshy. p. 50. Ribes. 



151. Twigs velvety: flowers large. p. 103. Hibiscus. 

 Twigs glabrous: flowers small. 152. 



152. Leaf-scars linear: fruit fleshy. p. 50. Ribes. 

 Leaf-scars rounded: fruit fleshy. p. 100. Vitis. 

 Leaf-scars triangular: fruit dry. p. 53. Physocarpus. 



153. Leaves 2-ranked: twigs slender. p. 5 4. Stephanandra. 

 Leaves inserted in more than 2-ranks. 154. 



154. Leaves small: fruit dry: twigs slender, p. 54. Spiraea. 

 Leaves rather large: fruit fleshy. p. 56. Pyrus. 



Compound. 



155. CAUTION. Leaves once compound. 156. 

 Leaves often or always bipinnate. 175. 



156. Leaves digitate or appearing so. 157. 

 Leaves distinctly pinnate. 162. 



157. CAUTION. Sap milky or resinous: leaflets three. 158. 

 Sap not milky. 159. 



158. POISONOUS. Glabrate: fruit white, (poison ivy). 



p. 84. Rhus. 

 More or less velvety: fruit red: aromatic, p. 84. Rhus. 



159. Leaves with pellucid dots. p. 78. Ptelea. 

 Leaves not pellucid-dotted. 160. 



160. Leaflets entire. 161. 



Leaflets toothed, acute. p. 64. Rubus. 



161. Leaflets 3. p. 72. Laburnum. 

 Leaflets more than 3. p. 76. Caragana. 



162. CAUTION. Leaflets entire. 163. 

 Leaflets often toothed. 170. 



163. Leaflets pellucid-dotted, small. p. 74. Amorpha. 

 Leaflets not pellucid-dotted. 164. 



