﻿Cambridge Botanical Supply Co. 



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DEALERS IN 



Herbarium and Laboratory Materials and Apparatus 



Microscopes, Books, Specimens. 



New Catalogue of Laboratory Note Books and Specimens for Laboratory Use, Choice 

 Material, New Improvements in light Herbarium Cases proof Against Insects, 

 Moisture, Dust, Scorching. 



Hverything: Useful to Botanists. 



THE PLANT WORLD. 



A POPULAR JOURNAL OF BOTANY. 



EDITED BY 



F. H. Knowlton, Elizabeth G. Britton, Clara E. Cummings, Alexander W. 

 Evans, Walter Hough, Charles Louis Pollard, and Josephine E. Tildes 



An Illustrated Magazine for Plant Lovers. 

 Subscription Price, $1,00 per Year. 



FOR SAMPLE COPIES, ADDRESS 



m* OmWTm & C@ e , BiegbampttoBi N ^ 



A Text-Book of General Botany 



CARLTON C. CURTIS, A.M., Ph.D., 



Tutor in Botany in Columbia University. 



Large Octavo, Cloth. Pp. viii-360. With 



Price, $3.00 net. 



An introdution to the study of Botany with copious direc- 

 ons for laboratory exercises, newly prepared illustrations, tnei 

 nomenclature following the principles adopted by the Botanic 

 Club of the American Association for the Advancement of Scienc . 



LONGMANS. GREEN & CO.. New York 



, ^...__,1 ^ WW, 



