158 
Mycologia 
when fresh, and these become rose-colored on drying from the 
mature rose-colored spores. It is hoped that collectors during 
the coming season will be on the lookout for plants of “ Collybia 
radicata ” that turn red on the under side in drying. 
W. A. jMurrill. 
The Twentieth Anniversary of the New York Botanical 
Garden 
The twentieth anniversary of the appropriation by the City of 
New York of 250 acres of land in Bronx Park for the use of the 
New York Botanical Garden will be commemorated at the Garden 
during the week commencing September 6, 1915. Botanists from 
all parts of North America are invited to attend. The follow- 
ing program is planned ; and other excursions, of more special 
character, may be arranged if opportunity offers. 
Monday, Se Member 6 
lo-i : 30. Assemble at the Garden as convenient 
1 : 30. Lunch at the Garden 
2:30. Addresses of welcome and an account of the history of the Garden 
3:30-5:30. Inspection of a portion of the grounds and buildings 
5 : 30-7 : 00. Visit to Zoological Park 
Tuesday, September 7 
10:30-1:00. Session for the reading of papers 
1 : 30. Lunch at the Garden 
2:30-4:00. Session for the reading of papers 
4:00-6:00. Inspection of portions of the buildings and grounds 
Wednesday, September 8 
Salt Water Day on Staten Island for a study of the coastal flora 
Lunch at 1:30 with subsequent opportunity for scientific oratory 
Thursday, September g 
10 : 30-1 : 00. Session for the reading of papers 
1 : 30. Lunch at the Garden 
2 : 30-4 : 00. Session for the reading of papers 
4:00-6:00. Inspection of portions of the grounds and buildings 
Friday, September 10 
Visit to the pine barrens of New Jersey under the guidance of the Torrey 
Botanical Club 
Saturday, September ii 
Visit to the Brooklyn Botanic Garden and an excursion to some Long 
Island locality 
