258 
This agar will be furnished in bottles; or, if teachers will 
send in their own Petri dishes, clean and dry, at least one 
week in advance, these will be filled ready for use. 
lor the following, address, by mail or telephone (Prospect 9- 
6173), Miss Margaret M. Dorward. Messengers should call for 
this material at the Information Booth on the ground floor. 
I4. Geranium, Coleus, Tradescantia—variegated green and 
white, loaned for photosynthesis experiment. 
15. Cacti, pitcher plant (Sarracenia), Selaginella, sensitive plant 
(Mimosa pudica), Venus Fly-tray (Dionaea muscipula), 
and others—loaned for demonstration. 
— 
16. Mounted specimens of leaves of trees mentioned in the 
Syllabus of Nature Study 
17. In spring time, for school gardens, the surplus supply of 
seedlings from Botanic Garden classes. 
G. Demonstration Experiments.—cachers may arrange to 
have various physiological experiments or demonstrations con- 
ducted at the Garden for the benefit of their classes. Commiunica- 
tions in regard to these matters should be addressed to the Curator 
of Public Instruction. 
H. Loan Sets of Lantern Slides.—Scts of lantern slides have 
been prepared for loan to the schools. [ach set is accompanied 
by a short lecture text of explanatory nature. In all cases these 
sets must be called for by a school messenger and_ returned 
promptly in good condition. Address, by mail, or telephone, Mr. 
Frank Stoll. The subjects now available are as follows. Other 
sets are in preparation. 
Plant Life 
Spring Wild Flowers 
Go DO 
Coa ca Trees 
Fall Wild Flowers 
Forestry (2 sets) 
ON tn 
Conservation of Native Plants 
Lia Sue Or UB LC. Ja Oi Mie CaN 
Ikach year hundreds of requests for information about plants 
are answered by the various members of the Garden staff, per- 
