126 
October 9, 22, 29; November 5, 12, 19, 26; December 4, It. 
The classification of the plant kingdom. Advanced Biology 
Class, Maxwell Training School for Teachers. At the 
Garden. 
October 15. Plant diseases. Garden Club of New Haven. 
October 24. Trees named in the New York City School Tree 
Study Calendar. Before School Teachers of New York 
City. Amer. Mus. of Nat. Hist., New York City. 
By the Curator of Plant Pathology: 
March 13. Jrises. Stamford (Conn.) Garden Club. 
March 28. Physiologic races and the inheritance of resistance 
in the cereal smuts. Torrey Botanical Club. At the Gar- 
den. 
April 20. Cereal breeding for smut resistance. Biology Club, 
College of the City of New York, Brooklyn Division. 
June 2. Japanese and Siberian irises. New York Botanical 
Garden. 
June 5: Irises. Rye.(N. Y.) Garden Club. 
November 14. Sorghum and corn hybrids. Biology Class, 
Girls Commercial High School. At the Garden. 
November 21. J/rises. Staten Island Garden Club. 
By the Horticulturist: 
March 8. English Gardens. Garden Teachers Association, 
Brooklyn Botanic Garden. 
March 12. Rock Gardens. Arundel Hall, Towson, Maryland. 
March 19. Rock Gardens. Garden Club, Bronxville, N. Y 
March 24. Bermuda. The Association of Kew Gardeners in 
America, Boston, Mass. 
June 3. Rock Gardens. Sunnyside Garden Club. At the 
ie 
July 12. English Gardens. Sayville Garden Club, Sayville, 
| 
July 24. House Plants. The Ramapo Garden Club, Suffern, 
Tay 
October 8. English Gardens. Garden Club of New Rochelle, 
New Rochelle, N. Y. 
By the Resident Investigator: 
May 31. A biologist looks into the future. American Mu- 
seum of Natural History, New York. 
