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: 11, 12 (‘‘ Native Vines,” 54, 98) 
LEAVES PINNATE OR TRIFOLIATE: 
Alternate: 1, 6, 13, 24 
Opposite : 4, 14-19 (‘‘ Foreign Shrubs,” 10) 
LEAVES PALMATE: 20 
THORNY : 21-24 (‘‘ Native Vines,” 98) 
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