Vol. XVIII September, 1917 No. 213 
. JOURNAL 
_ The New York Botanical Garden 
EDITOR 
KENNETH ROWLAND BOYNTON 
; Head Gardener's Assistant 
CONTENTS 
‘ PAGE 
The Tree Cacti of the Florida Keys 199 
Hardy Woody Plants in the New York Botanical Garden 203 
Collecting Fungi at the Delaware Water Gap 207 
A Disease of the Hemlock Tree 208 
Cyrecnh a in Gardening 208 
Notes, News and Comment 209 
MMCCOBSIONG).....c..ccccscstsvssosccscesseee 211 
PUBLISHED FOR THE GARDEN 
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