MISSOURI BOTANICAL GARDEN BULLETIN cel 
NOTES. 
Dr. C. J. Humphrey, U. S. Forest Pathologist, Madison, 
Wisconsin, visited the mycological herbarium for a few days 
recently in connection with his work on the genus Merulius. 
Mr. G. H. Pring, Horticulturist to the Garden, gave the 
following lectures, June 2: ‘‘God’s Beautiful Flowers and 
How They Are Used,’’ before the Women’s Christian Teni- 
perance Union; and ‘‘Advantages Pertaining to the Pro- 
fession of Gardening,’’ before the senior students of Cleve- 
land High School. 
Mr. G. H. Pring is the author of an article in the May issue 
of the Gardeners’ Chronicle of America, entitled ‘‘ Factors to 
Be Considered in Breeding Water-Lilies.’? The article is 
illustrated with photographs of Nymphaea ‘‘Mrs. Edwards 
Whitaker’’ and with diagrams of the various groups and 
sub-groups of the genus. 
At the annual commencement of Washington University, 
June 8, degrees were conferred upon members of the gradu- 
ate laboratory of the Missouri Botanical Garden, as follows: 
Doctor of Philosophy, Harry M. Jennison and Harry R. 
Rosen; Master of Science, Carl G, Deuber, Mildred L. John- 
son, and Cora M. Mautz. 
Mr. John H. Kellogg and Mr. L. P. Jensen, of the Missouri 
Botanical Garden, gave an illustrated lecture before the 
Natural History Museum Association, June 21, on ‘‘Our 
Native Plants and How to Know Them.’’ 
Among those visiting the Garden recently were: Dr. Seiya 
ito, professor of plant pathology and mycology, College of 
Agriculture, Hokkaido Imperial University, Sapporo, Japan; 
Dr. M. C. Merrill, formerly research assistant at the Garden, 
now professor of horticulture, Utah Agricultural College, 
Logan, Utah; Dr. Robert W. Webb, formerly Rufus J, Lack- 
land Fellow at the Garden, now plant pathologist, U. S. De- 
partment of Agriculture, Madison, Wisconsin; Dr. W. C. 
©’Kane, of the crop protection bureau, New Hampshire Col- 
lege of Agriculture and Mechanical Arts, Durham, N. H.; 
and Dr. F. V. Coville, Curator U. 8S. National Herbarium, 
Washington, D. C.; and Mr. A. Pedersen, gardener and hor- 
ticultural adviser of the Danish Gardeners’ Association, 
Copenhagen, Denmark. 
