G 
CONTENTS. 
Page 
30. The Hammocks and Everglades of Southern Florida, Ernest G. Bessey. . . • 199 
31. Conditions which affect the Branching of Roots, Lulu M. Newlon 200 
32. Light as a Factor Inducing Plant Succession, F. C. Gates 201 
33. The Orchid Flora of the Vicinity of Battle Creek, C. C. McDermid 202 
34. The Occurrence of Zygorhynchus moelleri in Michigan, H. Grossman 204 
35. Soil Fungi. A Preliminary Report on Fungi Found in Agricultural Soils, 
N. H. Goddard 208 
36. LTnreported Michigan Fungi for 1910, with Outline Keys of the Common 
Genera of Basidiomycetes and Ascomycetes, C. H. Kaufmann 215 
37. Measuring the Transpiration of Emersed Water Plants, Chas. H. Ottis- . 250 
38. Is the Prevailing Teaching of the Law of Diminishing Returns Justified? 
Herbert A. Miller 254 
39. The Significance of Wages in the Present Labor Problem, Edward M. Arnos. . 261 
40. The Theory of the General Property Tax in Michigan, W. O. Hedrick 267 
Report of the Librarian of the Michigan Academy of Science for 1910-1911 275 
Index 289 
