FOREIGN VINES IN CENTRAL 

 PARK 



(Comprising the principal foreign hardy vines cultivated 

 in the Northeastern United States.) 



ANALYTICAL KEY 



THORNLESS : 



LEAVES SIMPLE: 



Vines climbing by small rootlets terminating in sucker- 

 like disks : 1-3, 5 (" Native Vines," 3) 



Vines climbing by tendrils : 7 



Vines climbing by twining branches or leaf-stems : 

 8-10, 16 (" Native Vines," 42, 58) 



Vines trailing : n, 12 (" Native Vines," 54, 98) 

 LEAVES PINNATE OR TRIFOLIATE : 

 Alternate : I, 6, 13, 24 

 Opposite : 4, 14-19 (" Foreign Shrubs," 10) 



LEAVES PALMATE: 20 

 THORNY : 21-24 (" Native Vines," 98) 



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