253 
versity, has a year's leave of absence and isspending the time at 
Cornell University studying plant physiology and bacteriology. 
Professor Hugo de Vries planted a tree and delivered a lecture 
for the Brooklyn Botanic Garden on September 14. On Sep- 
tember 16 he lectured on “Experiments in Mutation" at the 
New York Botanical Garden. In the evening a dinner was given 
to 26 botanists in honor of Professor de Vries by Professor R. A. 
Harper, of Columbia University. 
Professor Geo. R. Lyman will spend a year's leave of absence 
from Dartmouth College as lecturer on botany at Harvard 
University, carrying the work of Professor Roland Thaxter, who 
is to visit Trinidad and neighboring islands. 
Professor Charles A. Shull, for the past five years in charge of 
biology in Transylvania University, Lexington, Ky., has been 
appointed assistant professor in the botany department of the 
University of Kansas, where he will give the courses in plant 
physiology and genetics. 
Extensive changes are being made in the biological depart- 
ment at DePauw University, Greencastle, Ind., that will give 
increased capacity for the work of the department. The lec- 
ture room will be more than doubled in size and the laboratories 
will be far better lighted than formerly. 
Mr. T. W. Moseley, assistant in agricultural botany in the 
University of Nebraska has returned from the University of 
Chicago, where he was taking work in plant physiology during 
the summer. 
Mr. F. E. Miller, of the University of Missouri, was appointed 
assistant horticulturist at the Virginia Truck Experiment 
Station and entered upon his duties September I, 1912. 
Mr. Ray E. Torrey, recently an assistant in the department of 
botany at the Massachusetts Agricultural College, will teach 
biology at Grove City College this year. 
On July 16 Dr. George H. Shull, of the Station for Experimental 
Evolution, lectured at the Marine Biological Laboratory, Woods 
Hole, Massachusetts, оп ‘The bearing of cross and self fertili- 
