Notes and Brief Articles 
223 
paid the Garden a flying visit to examine some of the rusts in this 
collection. 
Dr. Arthur Harmount Graves, formerly Assistant Professor of 
Botany in the Sheffield Scientific School of Yale University, and 
Instructor in Forest Botany in the Yale Forest School, has been 
appointed Associate Professor of Biology in the new Connecticut 
College for Women, at New London, Connecticut. Dr. Graves 
will have charge of the instruction in botany, beginning work next 
September. 
A disfiguring and rotting disease of mangoes caused by Bacillus 
Mangiferae is described as having appeared in South Africa in 
recent years. The infection is carried partly by water dripping 
from affected portions of the plant, but a more important carrier 
is found in air movements. Dignified tissues are not affected, but 
the organism invades parenchymatous tissues, wedging apart and 
killing the cells and causing dark, angular spots on the leaves. 
Other soft portions of the plant are also attacked. Sprays seem 
to have no effect. 
Dr. Thomas J. Burrill, who has been connected with the Uni- 
versity of Illinois since 1868, died April 14, in his seventy-eighth 
year. He was born in Pittsfield, Massachusetts, and, after being 
graduated from the Illinois State Normal University in 1865, 
later received honorary degrees from Northwestern University 
and the University of Chicago. Dr. Burrill was formerly pro- 
fessor of natural history, botany, and horticulture at the Uni- 
sity of Illinois, from which he retired as professor emeritus in 
1912. For many years he was vice-president, and for four years 
acting president of the University of Illinois. 
The Prickly-Pear Traveling Commission of Australia came to 
the conclusion that disease does not play any important part any- 
where in checking the growth of prickly pear when growing under 
normal conditions. Only one organism, Gloeosporium lunatum, 
is regarded as of sufficient value to warrant its introduction. 
This is common in Texas and on warm, moist days causes rapid 
