MISSOURI BOTANICAL GARDEN BULLETIN a4 
Henry Shaw School of Botany of Washington University 
are as follows: G. M. Armstrong and R. W. Webb, formerly 
Rufus J. Lackland research fellows; E. B. Payson, formerly 
teaching fellow, Washington University; F. 8. Wolpert, for- 
merly assistant in botany, University of Montana (reap- 
pointed third year) ; A. F. Camp, L. J. Klotz, H. R. Rosen— 
all Rufus J. Lackland research fellows; Grace E. Howard, 
Mildred L. Johnson—Jessie R. Barr graduate fellows in Wash- 
ington University; C. G. Deuber, teaching fellow in Wash- 
ington University; Cora A. Mautz, instructor in botany in 
Principia School; also Dr. Norma E. Pfeiffer, assistant 
professor of botany, University of North Dakota, in special 
investigation. 
The following are 1921-22 appointments to fellowships with 
indications as to the previous positions or training of the 
appointees : 
Rufus J. Lackland Fellows—A. F. Camp, A. B., Uni- 
versity of California, assistant in plant pathology, University 
of California; L. J. Klotz, B. S., and M. S., Michigan Agri- 
cultural College; H. R. Rosen, B. S., Pennsylvania State 
College, M. S., University of Wisconsin, associate professor 
in plant pathology, University of Arkansas; F. S. Wolpert, 
A. B., University of Montana, reappointed third year. 
Jessie R. Barr Fellows.—Mildred L. Johnson, B. S., Ore- 
gon Agricultural College, assistant in botany, University of 
Oregon; Grace E. Howard, A. B., and M. S., University of 
Washington, graduate assistant, University of Washington. 
Appointments to other positions were as follows: Joanne L. 
Karrer, B. S., and M. S., University of Washington, Ph. D., 
Washington University, teaching fellow and research assist- 
ant; G. M. Armstrong, B. 8., Clemson College, M. A., Uni- 
versity of Wisconsin, Ph. D., Washington University, in- 
structor in botany in Washington University; C. G. Deuber, 
B. S., University of Missouri, teaching fellow. 
On June 9 at the annual commencement of Washington 
University the degree of Doctor of Philosophy was conferred 
upon the following members of the graduate laboratory: 
G. M. Armstrong, the title of whose thesis was ‘‘Studies in 
the Physiology of the Fungi. XIV. Sulphur Nutrition: The 
Use of Thiosulphate as Influenced by Hydrogen-Ion Con- 
centration,’’ E. B. Payson, with a thesis entitled ‘‘Mono- 
graphic Study of Thelypodium and Its Immediate Allies,”’ 
and R. W. Webb, whose thesis topic was ‘‘Studies in the 
