KEY FOR THE IDENTIFICATION OF TREES AND SHRUBS 59 



82. Leaf not lobed, 3> inches long, 

 fruit red turning blue-black. 

 Arrow-wood 

 Viburnum pubescens Pursh. 



83. Leaf short-stalked 84 



83. Leaf long-stalked, 1 Inch or more. 85 

 84. A tree-shrub, blossom clusters 

 white. . Bush Hydrangea 



Hydrangea pantculata Sieb. 

 85. A scarcely woody shrub, 



petioles of leaves much short- 

 er than the large fleshy 

 leaves, pink and blue flower 

 clusters flat. 



Hydrangea 



Hydrangea macrophylla (Thun.) 

 DC. 

 85. Flowers sterile in a globose 

 cluster, pink and blue. 



Hydraniea macrophylla var. 

 Hortensia Rehd. 

 85. A scarcely woody shrub, 

 petioles nearly as long as 

 the leaf blades, flowers 

 sterile in a globose cluster. 



Hydrangea arborescens var. 

 cordata grandi flora Rehd.. 

 85. A shrubby vine, petioles often 

 as long as the leaf blade. 

 Climbing Hydrangea 

 Hydrangea petiolaris Sieb. 

 & Zucc. 

 86. Main veins radiating from the base of the 



blade: palmate venation 87 



86. One main vein with secondary ones along 



it: pinnate venation 88 



87. Leaf 5-nerved, round-ovate, leathery, 

 shining, margin entire, branches 

 armed with stout spines, climbing by 

 tendrils and twining stem. 



Green Brier 

 Smtlax rotundi folia L. 

 87. Leaf large, orbicular, 3-5 angled 

 or lobed, young leaves rusty-woolly 



