JOURNAL 
OF 
The New York Botanical Garden 
VoL. X September, 1909. No. 117. 
AUTUMN LECTURES, 1900. 
Lectures will be delivered in the lecture-hal! of the Museum 
Building of the Garden, Bronx Park, on Saturday afternoons, at 
four o’clock, as follows: 
Sept. 25. ‘Native Trees of the Hudson River Valley,” by 
Dr. ritto 
Oct. 2. ee Floral and Scenic Features of Porto Rico,” 
by Dr. M. A. Howe. 
Oct. 9. ‘The Flora of the Upper Delaware Valley,” by Mr. 
George V. Nas 
16,“ Collecting Fungi at Mountain Lake, Virginia,” by 
Dr. W. A. Mur 
Oct. 23. aul Wild Flowers,” by Dr. N. L. Britton. 
Oct. 30. ‘Some Plant Diseases: Their Cause and Treat- 
ment,” oe Mr. Fred J. S 
Nov. 6. ‘The oe ee of the Desert in San Bernardino 
Valley, California,” by Dr. H. H. Rusby. 
Nov. 13. ‘The tTodson River Valley before the Advent of 
Man,” by Dr. Arthur Hollick. 
The lectures will be illustrated by lantern-slides and otherwise. 
They will close in time for auditors to take the §:34 train from 
the Botanical Garden Station, arriving at Grand Central Station 
at 6:03 P. M 
The museum building is reached by the Harlem Division of 
the New York Central and Hudson River Railway to Botanical 
Garden Station, by trolley cars to Bedford Park, or by the Third 
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