LIST OF ILLUSTRATIONS. 



Plate XII. 



Plate 



Plate 

 Plate 

 Plate 



XIII. 



XIV. 



XV. 



XVI. 



Plate XVII. 



Iceberg Lake in August. 



Ice rampart on shore oi Iceberg Lake. 



Icebergs in Iceberg Lake. 



Protozoa from decaying manure. 



Nests built simultaneously by a single robin. 



Living eggs of Cryptobranchus alleghenienses. 



Vertical section through the germinal vesicle of an egg of Cryptobranchus 

 allegheniensis. 



An undescribed bark canker of apple. 



Potato plant affected by Leaf Roll. 



Cucumber affected with White Pickle Dise;ise. 



Stunting Disease of ceiery. 



Maple leaves showing effect cf Anthracnose. 



Horse-chestnut leaves affected by Phyllosticta paviae, Desm. 



Some cultural characteristics of Pestalozzia funera, Desm. Gro\vth on corn- 

 meal and synthetic agars. 



Some cultural characteristics of Pestalozzia funera, Desm. Growth on carrot 

 agar and beef gelatin. 



Origin of Anthophyta. Figs. 1-13. 



Origin of Anthophyta. Figs. 14-18. 



Diagrammatic scheme of evolution within the Anthophyta. 



Helicostylum periforme, Bainier. Figs. 8-16. 



Cunninghamella elegans, Lendner. Figs. 1-7. 



