bo 
22 
II 
z. Four maps of the Coast and Geodetic Survey, 
showing different types of coasts upon the Atlantic 
seaboard. 
Exhibited by the Teachers’ College. 
BOTANY. 
I 
In Cuarce or H. H. Russy amp J. K. SMALL. 
. TorpoGRAPHICAL Maps of the site of the New York Botanical 
Garden, in the eastern end of Bronx Park, now being 
used in the locating of the driveways, buildings and plan- 
tations. Shown by permission of the Board of Managers. 
. ELEMENTS OF PLrantT ANnaATomMy. A text-book for the use 
of students. Exhibited by Prof. Emily L. Gregory, Ph. 
D. (Barnard College). 
. STUDIES IN AMERICAN Bryotocy. Exhibited by Elizabeth 
G. Britton (Torrey Botanical Club). 
1. The Genus Mnium. Illustrated by specimens and 
microscopic preparations. 
bo 
. New and little-known Mexican Mosses, collected 
by C. G. Pringle and Jared G. Smith. 
STUDIES IN LEGUMINOSAE. Specimens illustrating new 
species of Rhynchosia Galactia and Meibomia from North 
America. Exhibited by Anna Murray Vail- (Torrey 
Botanical Club). 
. Microscopic PREPARATIONS AND DRAwINGs illustrating a 
study of the Dorsiventrality of certain Climbing Organs. 
Exhibited by Martha R. Clarke (Barnard College). 
The cause of coiling in most tendril-climbers is believed 
to consist in a sensitiveness, usually limited to one side or 
flank of the coiling organ. In the most common instances 
there is an anatomical difference between the sensitive 
