12 MISSOURI BOTANICAL GARDEN BULLETIN 
Physiology of the Fungi. XV. Germination of the Spores of 
Certain Fungi in Relation to H-Ion Concentration.’’ 
Dr. E. B. Payson terminated his connection with the Garden 
and accepted an appointment as assistant professor of botany 
in charge of the department, at the University of Wyoming, 
Laramie. Dr. R. W. Webb was appointed plant patholo- 
gist in the Bureau of Plant Industry in the study of wheat 
diseases, with an assignment at Madison, Wisconsin. 
Publications and Papers.—Throughout the year there has 
been delay in the publication of the ANNALS, due to the wide- 
spread strike of printers, and only two of the four numbers 
of volume VIII have thus far appeared, though an additional 
number is in press. The three numbers referred to include 
the following articles in the order of their occurrence: 
Matsumoto, T. ‘‘Studies in the Physiology of the Fungi. 
XII. Physiological Specialization in Rhizoctonia Solani 
Kiihn.’’ 
Karrer, Joanne L. ‘‘Studies in the Physiology of the 
Fungi. XIII. The Effect of Hydrogen-lon Concentration 
upon the Accumulation and Activation of Amylase Produced 
by Certain Fungi.’’ ; 
Greenman, J. M. ‘‘Two New Senecios from the West 
Indies.’’ 
Payson, E. B. ‘‘A Monograph of the Genus Lesquerella.”’ 
Armstrong, G. M. ‘‘Studies in the Physiology of the 
Fungi. XIV. Sulphur Nutrition: The Use of Thiosulphate 
as Influenced by Hydrogen-Ion Concentration.’’ 
Webb, R. W. ‘‘Studies in the Physiology of the Fungi. 
XV. Germination of the Spores of Certain Fungi in Rela- 
tion to H-Ion Concentration.’’ 
In addition to the preceding the following papers by mem- 
bers of the scientific or Garden staffs have appeared in 
other publications: 
Duggar, B. M. ‘‘Some Phases of Metabolism in the Fungi.’”’ 
Carnegie Inst. Washington, Year Book, 1921. 
Duggar, B. M. ‘‘The Relation of Carbon and Nitrogen 
Sources to Acid Production in Fungi.’’ Ibid, 1921. 
Jensen, L. P. ‘‘Care in Transplanting Trees and Shrubs.’’ 
Parks and Recreation, 1921. 
Jensen, L. P. ‘‘The Conservation of Nature.’’ Parks and 
Recreation, 1921. 
Jensen, L. P. ‘‘Hardy Herbaceous Plants for Parks.’’ 
Parks and Recreation, 1921. 
