342 NOTES AND COMMENT 



John Benjamin Hill: The Anatomy of Six Epiphytic Species of Ly co- 

 podium. 



Lee Irving Knight: A Study of Dormancy in Buds of Liriodendron 

 tulipifera. 



John Nathan Martin: Comparative Morphology of some Leguminosae. 



Loren Clifford Petry: The Anatomy of Ophioglossum pendulum. 



Norma Etta Pfeiffer: Morphology of Thismia (Bagnisia) amer'icana 

 n. sp. 



HARVARD UNIVERSITY 



William T. Bovie: The Action of Ultra-Violet Light on Protoplasm. 

 Walter Palmer Thompson: The Anatomy and Relationships of the 

 Gnetales. I. The Genus Ephedra. 



COLUMBIA UNIVERSITY 



Fred Denton Fromme : The Morphology and Cytology of the Aecidium- 

 cup. 



Louis Otto Kunkel: Physical and Chemical Factors Lifiuencing Tox- 

 icity of Inorganic Salts to Monilia Sitophila Mont. Sacc. 



UNIVERSITY OF ILLINOIS 



Phihp Augustus Lehenbauer: Growth in Relation to Temperature. 

 John Hamilton Whitten: The Effect of Kerosene and other Petroleum 

 Oils on the Viability and Growth of Zea mais. 



UNIVERSITY OF WISCONSIN 



Elbert T. Bartholomew: Physiological Changes causing Black Heart in 

 Potatoes. 



Howard Austin Edson: Damping Off and Root Decay of Sugar Beets. 



Edward Martinius Gilbert: Cytological Studies on the Tremellineae. 



Martin Perry Henderson: Studies on the Black Leg Disease of Cabbage. 



Aaron Guy Johnson. The Helminthosporium Diseases of Barley. 



George Wannamaker Keitt: Peach "Scab" (Cladosporium carpophilum 

 Thlim) and its Control. 



Gilbert Morgan Smith: Organization of the Colony in Certain Form- 

 celled Coenobic Algae. 



YALE UNIVERSITY 



Joel Andrew Sperry: A Biochemical Study of the Behavior of Bacteria 

 towards Pure Unchanged Animal and Vegetable Proteins. 



UNIVERSITY OF MICHIGAN 



John Henry Ehlers: Winter Temperature of the Leaves of the Pine. 



