245 



Other Food Plants: Rice, sugarcane, banana, fig, pineapple, olive, 



pomegranate, arrowroot, tamarind, mango, avocado, durian, 



soursop. 

 Beverage Plants: Coffee, tea, chocolate tree, mate. 

 Condiments: Vanilla, pepper, ginger, cinnamon, cardamom 

 Medicinal Plants: Quinine, cocaine, logwood, camphor, aloe. 

 Fiber Plants: Cotton, sisal, pandanus, manila hemp, jute. 

 J Poods: Bamboo, mahogany, balsa. 

 Rubber: Para rubber, Nicaragua rubber, gutta-percha. 



It may be of interest to teachers of botany that the nine extant 

 genera of cycads are represented in House 12. 



The Conservatories are open April 1 to October 31, 10 a.m- 

 4:30 p.m. (Sundays, 2-4:30) ; November 1 to March 31, 10 a.m.- 

 4 p.m. (Sundays, 2-4). 



BUREAU OF PUBLIC INFORMATION 



Consultation and advice, and the facilities of the library and 

 herbarium are freely at the service of members of the Botanic 

 Garden and (to a limited extent) of others with special problems 

 relating to plants or plant products, especially in the following 

 subjects : 



1. The care of trees, shrubs, and lawns, and general gardening 



problems. 



2. The growing of cultivated plants and their arrangement; also 



their adaptation to soils, climate, and other factors. 



3. Determination (naming) of flowering plants. 



4. Plant diseases and determination of fungi. 



5. Plant geography and ecology. 



Inquiries should be directed to the Curator of Public Instruc- 

 tion, preferably by letter. 



Determination of Specimens. — If the identification of plants 

 is desired, the material submitted should include flowers, and fruit 

 when obtainable. Identification of a single leaf is often impos- 

 sible. For identification of plant diseases, representative portions 

 of the part diseased should be sent. 



