36 
This fruit has been recommended as favorably modify- 
ing nutrition in the wasting of phthisis, and a collective 
study was made by Messrs. Rusby, Coblentz and Bastedo, 
in order to make it more perfectly known to the pharma- 
ceutical and medical professions. 
13. MATERIALS ILLUSTRATING A Stupy oF LicHENs. Exhib- 
ited by Albert Schneider, M. D. (Columbia University). 
1. Plates illustrating the mechanics, growth, and spe- 
cial morphology of lichens. 
2. A diagram showing the polyphyletic origin of 
lichens. 
The new system of lichens. 
A key to the families and genera. 
Specimens of lichens of historical interest. 
nu po 
. Microscopical preparations showing lichen-spores. 
Te Some papers on lichens. 
14. SPECIMENS, Microscopic PREPARATIONS AND DRAWINGS, 
illustrating a Study of the Anatomy of Stipules. Exhib- 
ited by A. A. Tyler, A. M. (Columbia University). 
Investigation undertaken to ascertain the probable origin 
of these organs and their relationship to leaf-blades. 
15. STUDIES IN AMERICAN CyPERACE#. Exhibited by Prof. 
N. L. Britton, Ph. D. (Columbia University). 
Specimens illustrating new species of Cyperus, Eleo- 
charis and Rynchospora and other species new to the 
Flora of the United States. 
16. THE New Species oF NITALLA from Japan and North 
America. Exhibited by Prof. Timothy F. Allen, M. D. 
(Homeopathic Medical College). 
17. THE New GENERA OF SAXIFRAGACE, JEPSONIA AND SAX- 
IFRAGOPSIS, illustrated by specimens and drawings. 
18. New Species oF PLants from the Southern United States, 
in the genera Smilax, Myrica, Quercus, Celtis, Poly- 
gonella, Rumex, Portulaca, Nymphaea, Clematis, Saxi- 
