(338 ) 
Gates spent a few weeks in cytological research. Pro- 
fessor John W. Ritchie, now in the city on a leave of 
absence from the College of William and Mary, has begun 
various lines of study involved in apogamy. You have 
recently granted Dr. Henri Hus permission to utilize. 
the facilities of the institution for his investigation of 
Hevea. Professor R. A. Harper has continued his studies 
on heredity in corn. Mr. Raines has pursued studies of 
rust infection on various cereals grown for this purpose. 
Numerous investigators not named above have been at 
the Garden for various periods of time prosecuting lines 
of research especially in connection with the study of her- 
barium material. 
The following list includes only those students duly 
registered at the Garden. Only one of these, Mr. Reed, 
was the recipient of a scholarship; all others have pursued 
studies for degrees and have paid tuition either at the 
Garden or at Columbia University, or during their period 
of study have been members of the botanical staff at 
Columbia University. 
ALTENBERG, Epcar. Ph.D., Columbia Univ., 16. Since Sep- 
tember on the faculty of Rice Institute. 
Heredity in Primula. 
Bargour, WittiaM Cray. B.S. 
Lichenology. 
BERMAN, Fiorence Juuia. A.B., Teacher in Public School 10, 
New York City. 
Cellular relations in variegated plants. 
Darrow, IsaBELLE Carouine. A.B. (Mrs. Ralph R. Stewart). 
Fertility in Ammocallis. 
RAFF, Pau, Weipemrrer. M.A., Columbia Univ., 16. In- 
structor in Botany, Univ. of Montana, since September. 
Pathology. 
Hazen, Exizapetu Lee. B.S. 
Studies of fertility in Ammocallts. 
Nixon, Ernst Letanp. M.S., Assistant in botany, Columbia 
Univ. 
Genetics. 
