140 



The structure of flowers and the characters of plant families are 

 studied. Members should bring a small magnifying glass. Fee, 

 $4.00. Fridays, 4 p.m., April 30 to June 18. Dr. Gundersen. 



C9. Trees and Shrubs of Brooklyn and Vicinity. — Ten out- 

 door lessons at the Garden and elsewhere in Greater New York, 

 the principal object being to gain a ready acquaintance with the 

 common trees and shrubs of the eastern United States, which are 

 well represented in this region. The species are considered in 

 systematic order, and the features pointed out by which they may 

 be most easily recognized ; also their habits, rate of growth, eco- 

 nomic value and use, methods of planting and propagation ; im- 

 portance in forestry, horticulture, or landscape art. Limited to 50 

 members enrolled in tJie order of application. Fee, $5.00. Satur- 

 days, 2 :30 p.m., April 10 to June 12. Dr. Graves. 



D. Consultation and Independent Investigation 



1. Consultation 



Consultation and advice, and the facilities of the laboratories, 

 library, and herbarium are freely at the service of members of the 

 Botanic Garden and others with special problems relating to plants 

 or plant products, especially in the following subjects : 



1. Plant diseases (phytopathology) and classification of fungi 

 (mycology). Dr. Reed. 



2. Plant breeding and allied subjects (genetics and experimental 

 evolution). Dr. White. 



3. Plant geography (phytogeography) and ecology. 



Mr. Taylor. 



4. ClassLfication and identification of flowering plants (sys- 

 tematic botany). Dr. Gundersen. 



5. The growing of cultivated plants and their arrangement; 

 also their adaptation to soils, climate, and other factors (horticul- 

 ture and gardening). Mr. Free. 



2. Investigation * 



For the following research courses, open to those properly quali- 

 fied for independent investigation, there is a charge covering all 



* Courses of graduate rank offered by the Botanic Garden, when approved 

 by tlie Facuhy of the Graduate Scliool of New York University, are listed 



