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LIST OF ILLUSTRATIONS. 
Frontispiece: The great sleet storm. 
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Plates 1-3, Disease of the Black Locust .... ., 
Plates 4-31, Crotons of the United States... . , 
Plates 32-38, Agave Treleasii . . . . ....., 
Plate 34, Pellaea atropurpurea cristata. . .. . . 
Plates 35-37, Sabal Uresang =. w 1. 1. ww, 
Plates 38-47, Garden beams... ...4.4, 
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