

124 
Indeed, in order to secure the fairest classification, it would obvi- 
ously be necessary to have the proper authorities in the various 
universities place the theses in the categories in which they really 
belong. 
CoRNELL UNIVERSITY 
Paul Usa Anderson: The morphology and life history of the chest- 
nut sts fungt 
Har aie. Benedict: Senile changes in leaves of Vitis vulpina L. 
and ele other plants. 
Forest Milo Blodgett: Perithecial development of Sphaerotheca humitt. 
Jehiel Davidson: A comparative study of the effect of cumarin and 
vanilin on wheat grown in soil, sand and water cultures. 
Howard Brett Frost: The relation of temperature to variation in 
Matthiola. 
Charles Truman Gregory: The downy mildew disease of grapes. 
Lexemuel Ray Hesler: Black-rot, leaf-spot and canker of pomaceous 
fruits. 
Robert Andrew Jehle: Brown rot of orchard fruits 
Emmeline Moore: Potamogetons in relation to pond culture 
William Howard Rankin: Field studies on Endothia canker of chestnut 
in New York state. 
UNIVERSITY OF CHICAGO 
Winifred McKenzie Atwood: A physiological study of the germination 
of Avena fatua. 
sek Smith Bryan: The archegonium of Sphagnum subsecundum. 
ge Damon Fuller: Evaporation and soil moisture in relation to the 
succession of ao association. 
Edward Maris Harvey: Some effects of ethylene on the metabolism of 
plants. 
Niieg Benjamin Hill: The anatomy of six epiphytic species of Lyco- 
podiun 
Des Sie Knight: A study of dormancy in buds of Liriodendron 
tulipifera. 
Florence Anna McCormick: A study of Symphyogyna aspera. 
John Nathan Martin: Comparative morphology of some Leguminosae. 
Loren Clifford Petry: The anatomy of Ophtoglossum pendulum. 
Norma Etta Pfeiffer: Morphology of Thismia (Bagnisia) americana 
Harvarp UNIVERSITY 
William T. Bovie: The action of ultra-violet light on protoplas 
Arthur Houston Chivers: The fungus genera Chaetomium an As- 
cotricha. 

