16 MISSOURI BOTANICAL GARDEN BULLETIN 
ington (formerly instructor in botany at the University of 
Washington). 
In addition to the graduates mentioned in the preceding 
paragraph, others who have pursued studies in the Graduate 
Laboratory as candidates for advanced degrees in Washing- 
ton University, or elsewhere, during the calendar year are 
as follows: J. 8S. Cooley (formerly Rufus J. Lackland fel- 
low); W. H. Emig (formerly Rufus J. Lackland fellow) ; 
KE. C. Ewing, M.A. Cornell University (at present assistant 
agronomist, Miss. A. & M. College) ; G. L. Foster (formerly 
teaching fellow in Washington University) ; H. H. Shackle- 
ford, B.S. University of Missouri; R. L. Vaughan, B.S. 
University of Wisconsin (exchange fellow from the Univer- 
sity of Wisconsin) ; F. B. Wann, A.B. Wabash College (at 
present teaching fellow, Washington University). 
Graduates who have terminated their connection with the 
laboratory during the year are as follows: G. L. Foster, 
formerly teaching fellow in Washington University, ap- 
pointed assistant in physiological chemistry, Harvard Med- 
ical School; W. H. Emig, formerly Rufus J. Lackland fel- 
low, appointed instructor in botany, University of Oklahoma; 
and J. C. Cooley, formerly Rufus J. Lackland fellow, ap- 
pointed assistant pathologist, Bureau Plant Industry, U. S. 
Department of Agriculture. 
The facilities of the graduate and research laboratories 
are freely extended to visiting botanists and to other persons 
qualified by training and experience to carry on investiga- 
tions in botanical science. Under this provision several bot- 
anists have taken anys of the opportunities which the 
laboratories, library and herbarium offer; and those who 
have remained for a term, or a considerable part of a term, 
are as follows: M. J. Dorsey, Ph.D., Professor of Horti- 
culture at the University of Minnesota, investigating relation 
of plants to temperature; R. R. Gates, Ph.D., Lecturer in 
Botany, University of London, studies in heredity; Lewis 
Knudson, Ph.D., Assistant Professor in Charge of Plant 
Physiology, Cornell University, investigating particularly 
the relation of seed plants to organic nutrients. 
Research in Progress.—Below is given an indication of 
some of the problems now being investigated by members of 
the scientific staff and graduate students: 
KE. A. Burt. A critical study of the higher fungi of North 
America, including their distribution and an attempt to 
correlate known forms with the imperfect description of 
pioneer mycologists. A monograph of the Thelephoraceae 
is in process of publication. | 
