Factors affecting Inulase Formation in Aspergillus niger. V. H. 



Young 75, 114 



Fisher on Resources and Industries of the United States ; Note .... 302 



Fletcher, S. W. Strawberry in North America; Review 21 



Forestry of the Northeastern States. R. C. Hawley and A. F. 



Hawes; Review 134 



Fossil Plants. A. C. Seward; Review 100 



Free, E. E. Colloidal Hypothesis of Protoplasmic Permeability . . 141 



Frost Injury. R. B. Harvey; Review 299 



Fuller, G. D. and Bakke, A. L. Raunkiaer's Life-Forms, Leaf-size 



Classes and Statistical Methods 25, 57 



G.eography of World's Agriculture; Note 24 



Geologic History of the Locust and its Allies. E. W. Berry 284 



Gleason, H. A. Development of Two Plant Associations of North- 

 ern Michigan 151 



Graduate School of Tropical Agriculture ; Note 56 



Green, N. B. Effect of Ions of NaCl and CaCl2 upon the Conduc- 

 tivity of Colloidal Mixtures 303 



Haas and Hill, Chemistry of Plant Products; Note 139 



Hager, P. K. Woody Plants of Switzerland; Note 16 



Harper, R. M. Dynamic Studies of Long Island Vegetation 38 



Harshberger, J. W. Mycology and Plant Pathology; Review. ... 53 



Harvey, R. B. Frost Injury; Review 299 



Harwood's New Creations in Plant Life; Note 265 



Hasselbring, Heinrich. Carbohydrate Metabolism of the Sweet 



Potato; Review " 262 



Hattori, H. Algal and Bacterial Flora of Japanese Water Systems; 



Review 136 



Hawley, R. C, and Hawes, A. F. Forestry of the Northeastern 



States; Review 134 



History of the Linden and Ash. E. W. Berry 163 



Hobbs on Libyan Deserts; Note 265 



Hodge, C. F., and Dawson, Jean. Civic Biology; Review 261 



HoUoway, J. E. Prothalha of Tmesipteris; Review 241 



Imbibitional Swelhng of Marine Algae. J. M. McGee 13 



Johnston, E. S. Simple Non-Absorbing Atmometer Mounting . . . 257 



Life Zones of Wyoming; Note 74 



Livingston, B. E. Porous Clay Cones for the Auto-irrigation of 



Potted Plants 202 



MacCaughey, Vaughan. Endemic Palms of Hawaii: Pritchardia. 317 



MacCaughey, Vaughan. Morinda in the Hawaiian Flora 209 



MacCaughey, Vaughan. Native Bananas of the Hawaiian Islands . 1 

 MacDougal, D. T. Effect of Bog and Swamp Waters on Swelhng 



in Plants and in Biocolloids 88 



MacDougal, D. T., and Spoehr, H. A. Origination of Xerophytism 245 



McDougall, W. B. Classification of Symbiotic Phenomena 250 



McGee, J. M. Imbibitional Swelhng of Marine Algae 13 



Mast, S. O. Spectral Color and Stimulation; Review 20 



Millais on Horticulture of Rhododendron; Note 162 



4 



