CARD INDEX OF GENERA, SPECIES | 
AND VARIETIES OF PLANTS ~— 
PUBLISHED SINCE 1885 
BY 
OSEPHINE A. CLARK. 
The first issue of 1000 cards now ready. Address: 08 S St. N. W. 
ASHINGTON, D.C, — é 
(Cambridge Botanical Supply Gompanyg 
Successors to all business in Botanical B80 
AMBRIDGE, MA 
Herbarium and Laboratory Materials and Apparatus” 
MICROSCOPES, BOOKS, SPECIMENS, EVERYTHING USEFUL : 
TO BOTANISTS. 
Write for information about our boxes and trays for thick specimens. 
DOO SATISFACTION GUARANTEED. 209 
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Acme Microscommn 
In both ‘‘American’’ and ‘‘Continental’’ Models. 
THE IMPROVED GRAY BOTANICAL MICROSCOPE; 
353 $1.65 =e ‘f 
THE QUEEN PLANT PRES 
(Light and Strong.) 
Our New Solid Comfort Dissecting Microscope 
BOTANICAL PAPERS at reduced 
prices. (Special rates to schools 
and colleges, in quantity.) 
MAGNIFYING GLASSES, SCALPELS, 
and other supplies for science classes. 
OUR ILLUSTRATED CATALOGUE B FREE 4g 
IF THIS AD IS MENTIONED 
seeeeseee 
QUEEN & CO. 
1010 CHESTNUT ST. 
PHILADGLPHIA. 
aL MICROSCOPE ay 
N. Y. OFFICE, 116 FULTON ST. GRAY BOTANICA 
