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C8. Plant Families.—Eight outdoor lessons in the Botanic 
Garden, taking up the structure of flowers and the characteristics 
of the more important plant families. Fee, $4. Wednesdays, 4 
p.m., April 9 to May 28. Dr. Gundersen. 
C9. Trees and Shrubs of Greater New York.—Ten outdoor 
lessons at the Garden and elsewhere in Greater New York, the 
principal object being to gain a ready acquaintance with the com- 
mon trees and shrubs of the eastern United States, which are well 
represented in this region. The species are considered in sys- 
tematic order, and the features pointed out by which they may be 
most easily recognized; also their habits, rate of growth, economic 
value and use, methods of planting and propagation ; importance in 
forestry, horticulture, and landscape art. Fee, $5. Saturdays, 
a p.m., March 29 to June 14. (Omitting April 19 and May 
Dr. Graves. 
eu. Spring Flowers and Ferns of the New York Region.— 
A field course of eight lessons in the parks and woodlands of 
Greater New York. The common native and naturalized wild 
flowers are studied as they come into flower, and their distinguish- 
ing features pointed out. Fee, $4. Saturday afternoons; April 
26 to June 14. ‘iss Rusk. 
C12. The History of Systematic Botany.—Three illustrated 
lectures. 1. Natural science of the ancients and the Middle Ages. 
2. The study of plants from the discovery of America to Linnaeus 
and the Jussieus. 3. The idea of plant evolution in the nineteenth 
century and after. (Not offered in 1930.) Dr. Gundersen. 
D. Course for Student Nurses 
D1. General Botany with Special Reference to Medicinal 
Plants.—A course of conferences, demonstrations, and field 
trips for student nurses. The general principles governing the 
life of plants, as well as the use and care of flowers in the sick 
room will be considered. Special attention will be paid to the 
identification of officinal plants in the field. Hours to be arranged. 
No fee. Dr. Graves. 
E. 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 
