158 MISSOURI BOTANICAL GARDEN BULLETIN 
Dr. D. T. MacDougal, Director Botanical Research of the 
Carnegie Institution of Washington, Tucson, Arizona, vis- 
ited the Garden, November 19, and presented a paper at the 
graduate seminar on ‘‘Some Experiments on Permeability 
with a New Osmotic Cell.”’ 
The first meeting of the St. Louis American Library Asso- 
ciation, local chapter, was held at the administration build- 
ing of the Garden, November 22. Dr. George T. Moore, 
Director of the Garden, discussed the Garden library and 
some of its more unusual and rare books. 
The silver medal, offered by the Society of American 
Florists and Ornamental Horticulturists at the recent St. 
Louis Flower Show, was awarded to Mr. G. H. Pring, Hor- 
ticulturist to the Garden, for criginating the first hybrid 
white day-blooming water-lily, Nymphaea ‘‘Mrs. G. H. 
Pring.’”’ 
STATISTICAL INFORMATION FOR OCTOBER, 1922 
GARDEN ATTENDANCE: 
DORAL DUNG. Ol FIRICOLS faves och ess ce edas neae weds 25,105 
PLANT ACCESSIONS: 
Total number of plants and seeds received as gifts.... 26 
Total number of plants received in exchange......... 65 
Total number of seed packets received in exchange... 9 
LIBRARY ACCESSIONS: 
Total number of books and pamphlets bought......... 17 
Total number of books and pamphlets donated....... 134 
HERBARIUM ACCESSIONS: 
By Gift— 
Anderson, A.—Marchantia polymorpha L. from Mis- 
BOUL ads ets via erie a Wee Nee as 64 a see st 
Drushel, J. A~—Plants of Vermont, Ohio, and ‘Missouri 21 
Greenman, J. M.—Pluteus cervinus Schaeff. from Illinois 1 
Koch, Max—Encephalartos Fraseri Miq. from Australia 1 
Latham, R.—Poria sp. from New York................ 1 
McWhorter, Prof. F. P.—Ephelis pallida Pat. from the 
PPLE AINE | FN LOUNE bite 5. i ga.dodees AG. ¥ 05-4005 cere ees a: 
Overholts, Prof. L. 0.—Fungi from Pennsylvania..... 4 
Overholts, Prof. L. O.—Corticium effuscatum C. & E. 1 
Pring, George H.—Specimen of a new hybrid water- 
ae ees, Sale PPI oor ek son. 555 Sa Sea ees 1 
