I 
i 
i 
IV TABLE OF CONTENTS 
No. 4, April, 1914 
(Issued 23 May, 1914) 
Contribution to the life history and physiology of Cylindro- 
sporium on stone fruits (with plates XIII-XVI), 
Bascombe Britt Higgins 145 
The physiological water requirement and the growth of plants in 
glycocoU solutions. .Alfred Dachnowski and R. Gormley 174 
The auxo- thermal integration of climatic complexes (with places 
XVII and XVIII) .D. T. MacDougal 186 
The role of winter temperatures in determining the distribution 
of plants (with one text figure) Forrest Shreve 194 
No. 5, May, 1914 
(Issued 20 May, 1914) 
The influence of temperature on chemical reaction in general, 
Frederick Barry 203 
An account of the cruciate-flowered Oenotheras of the subgenus 
Onagra (with two text figures and plates XIX-XXI), 
Harley Harris Bartlett 226 
Plus and minus strains in the genus Glomerella (with one text 
figure and plates XXII and XXIII) C. W. Edgerton 244 
No. 6, June, 1914 
(Issued 3 June, 1914) 
The harmful action of distilled water (with one text figure), 
Rodney H. True 255 
Some observations on the formation of the capillitium and the 
development of Physarella mirahilis Peck and Stemonitis 
Jusca Roth (with plate XXIV) Guy R. Bisby 274 
New species of green algae (with plates XXV-XXIX), 
Edgar Nelson Transeau 289 
