INDEX. 
Page. 
Anderson, J. P. , Plants laew to the flora of Decatur county, Iowa 133 
Annotated list of Iowa Discomycetes . 105 
Apparatus for plating out petri dishes in the field 7 
Bates, C. O., Municipal hygiene— Part 1 75 
Begeman, L. , J. J. Thomson’s theory of matter 49 
Biology of Bacillus violaceous laurentius 121 
Bisection of mountain blocks in the great basin region ... 165 
Botany in its relation to good citizenship 1 
Buchanan, R. Earle, Notes on a thermophilic bacillus 69 
Cohesion of water and of alcohol 29 
Ecological study of the Sabine and Neches valleys, Texas 39 
Fawcett, H. S., Variation in ray flowers of Anthemis cotula and other 
composites 55 
Fink, Bruce, Notes on American Cladonias 15 
Some notes on certain Iowa algae 21 
Flowering plants of., Henry county, Iowa ...... 157 
Fogel, Estelle D. and Pammel, L. H. , Some railroad water supplies... 151 
Frazee, J. C., Synthesis of ethyl alcohol from acetylene 179 
Geological structure of the Jornado del Muerto and adjoining bolson 
plains... 167 
Gow, James E. , Ecological study of the Sabine and Neches valleys, 
Texas 39 
Growth and pigment production of Pseudomonas janthina 173 
Hendrixson, W. S , Method for the determination of hydriodic and 
hydrobromic acids 9 
J. J. Thomson’s theory of matter 49 
Keyes, Charles R. , Bisection of mountain blocks in the great basin 
region 165 
Geological structure of the Jornado del Muerto and 
adjbining bolson plains 167 
Northward extension of the Lake Valley limestone. 169 
Knight, Nicholas, Methods for the estimation of carbon dioxide in min- 
erals and rocks 101 
Lindley, J. M., Flowering plants of Henry county, Iowa 157 
List of the flowering plants of Hardin county, Iowa 193 
Macbride, T. H., The slime moulds of New Mexico 33 
Method for the determination of hydriodic and hydrobromic acids 9 
M ethods for the estimation of carbon dioxide in minerals and rocks 101 
243) 
