Distribution and Origin of Life in America. R. F. Scharff ; Review . 190 



Dox, A. W. Enzyme Studies of Lower Fungi 40 



Duggar, B. M. Plant Physiology; Review 22 



Ecological Succession of Mosses on Isle Royale. W. S. Cooper. . . 197 



Ecology and Economic Importance of Nereocystis. G. B. Rigg .... 83 



Effect of Solanine on the Potato Plant. J. J. Skinner 253 



Enzyme Studies of Lower Fungi. A. W. Dox 40 



Eusporangiate Ferns. D. H. Campbell; Review 140 



Fink, B., work of; Note 274 



Foliar Periodicity in the Tropics. G. Volkens; Review 220 



Forests of the Philippines. H. N. Whitford; Review 93 



Germination of a Parasite. S. Kusano; Review 165 



Gregson, Mrs. The Story of our Trees; Note 252 



Griggs, R. F. Development of Rhodochytrium; Review 249 



Gummosis. F. A. Wolf 60 



Hall, H. M. and C. C. Yosemite Flora; Review 163 



Harper, R. M. The Altamaha Grit Region in December 241 



Harshberger, J. W. Illustrations of Vegetation; Note 272 



Heat Produced by Leaves. M. Spargo 277 



Henley, Book of Formulas; Note 96 



Important Botanical Contributions; Note 166 



Intensive Study of Soil and Climate. G. Kraus; Review 300 



Jensen, C. N. Fungous Flora of the Soil; Review 271 



Jepson, W. L. Flora of California; Review 219 



Jones, W. R. Digestion of Starch in Germinating Peas 176 



Kellerman Plant Press. H. Conard 135 



Kraus, G. Intensive Study of Soil and Climate, Review 300 



Kusano, S. Germination of a Parasite; Review 165 



Lamb, W. H. Phylogeny of Grasses 264 



Life of the Plant. K. A. Timiriazeff; Review 250 



Livingston, B. E. Schematic Representation of the Water Rela- 

 tions of Plants 214 



Livingston, B. E. A Rotating Table for Standardizing Atmometers . 1 57 

 Livingston, B. E. Choosing a Problem for Research in Plant Physi- 

 ology , 73 



Lloyd, F. E., and Ridgway, C. S. Behavior of the Nectar Gland 



in Cacti 145 



Lloyd. F. E. Guayule; Review 116 



Lloyd, F. E. Relation of Transpiration and Stomatal Movements 



to the Water Content of the Leaves in Fouquieria 1 



MacDougal, D. T. Dissertations in 1912; Note '. 302 



Maneval, W. E. Cork for Germinations; Note 194 



Metabolic Water. S. M. Babcock; Review 221 



Miall/L. C. The Early Naturalists; Note 275 



Moreau, Mine. Uninucleate Aecia; Review 143 



Mycological Journals; Note 144 



Nectar Gland in Cacti. Lloyd and Ridgway 145 



Nelson, A. Spring Flora; Note 195 



Notes on the Anatomy of Opantia Lindheimeri. F. A. Wolf 294 



Notes on the Geological History of the Walnuts and Hickories. E. 



W. Berry 225 



2 



