Mosses with a Hand=Lens, 



By DR. A. J. GROUT. 



It makes the mosses as easy to stud}' as the flowering plants. Eight 

 full-page plates and ninety figures in the text. .$1.10 postpaid. Send 

 for sample pages to 



O, T. LOUIS, 



59 FIFTH AVENUE. NEW YORK CITY. 



PLANT STUDY. 



Plant Material for Classes 



Books, Journals and Pamphlets 



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Cambridge Botanical Supply Co., 



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100,000 Natural History Specimens 



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