WET AKD DRV 



Cryptogamic and Phaenoeamic 



PLANT MATERIAL 



collected and preserved especially 



Microscopes, Lenses, Cover Glasses and Slides, Forceps, Scalpels and Needles 

 "Laboratory Note Book » of high grade Drawing Paper with alternate blank 

 and ruled pages. Glassware, Stains, Mounting Paper, etc. 



Cambridge Botanical Supply Co., 



CAMBRIDGE, MASS. 



Everything 1 Vseful to Kotanists. 



Living Plants and Their Properties 



By Prof. J. C. ARTHUR, Purdue University, and 



Prof. D. T. MacDougal, Bedford Park, New York City. 



A timely book of 12 chapters dealing with the special senses of plants, development of irrita- 

 bility, compass plants, sensitive plants, effects of cold, growth of leaves, significance of color, com- 

 parison of plants and anim?ls, etc., in a non-technical manner. Original illustrations, interesting, 

 comprehensive and thoroughly modern. Primed on enamelled paper, 30 illustrations, 242+8 page! f 

 marginal sub titles. Handsomely bound in cloth Postpaid, $1 25. 



bend orders to Dr. D. T. MacDougal, Bedford Patk, New YotkCity, or to Morris and Wil- 

 son, University Book Store, Minneapolis, Minn 



COMMENTS 



It is a collection of delightfully written essays on certain of the more important and interest. ng 

 features oi h ving plants in the broadest sense. the facts set forth are in all cases the latest resul.s of 

 investigation in the various lines, and the language is simple and non -technical.— Plant World 



1 he book will make an admirable addition to the scientific alcove of every pi Hi c library.— Prof. 



C E. Bessey. 



It is an interesting volume to all who care to know what science has recently discovered in 

 physiology and pathology of the vegetable kingdom.— New York World. 



A Text-Book, of General Lichenology 



With Descriptions and Figures of the Genera Occurring in the Northeastern 



United States. 



M. S.. M 



The only modern work on North American Lichens, including a discussion of their 

 Morphology and Physiology, with a special reference to the phenomena of symbiosis. 



Large octavo, 230 pages, 76 full-page plates. Price in paper, net, $3.80; in cloth, 

 $4.25. Sample pages will be sent on application. 



PUBLISHED BY 



WILLARD N. CLUTE & COMPANY, Binerham 



Back numbers of the Bulletin of the Torrey Botanical 

 Club wanted to complete files, as follows : 



Vol. 7 (1880) Nos. 1, 9. Vol. 14 (1887; Xos. 1, 2. 



Vol. 8 (1881) Nos. 2, 10, 11. , Vol. 15 (1888) any numbers. 



Vol. 9 (1882) Nos. c, 5. Vol. 16 (1889) Nos. 3, 4. 



Vol. 11 (1884) Nos. 1, 2, 3 Vol. 17 (1890) Nos. (4 8, 9, 10, 12. 



Vol. 12 ( 1885) Nos. 1, 2, 3. Vol. 18 (i89i)'No. 1. 



Contributions of duplicate numbers requested of members of the Club. Others 

 possessing numbers invited to state prices. 



address torrey Botanical Club. 



Columbia university. New York City 



