

HERBARIUM OF EUROPEAN PLANTS FOR SALE. 



An herbarium of between 900 and 1000 different varieties, mostly belonging 

 to the Norwegian mountain flora, is offered for sale. Price, $100. Tie plants 

 are very well preserved, and nearly all are fine specimens. A smaller ollec- 

 tion of forage plants, by Prof. Joh. Lange, is embodied in the herbarium. 



For further particulars, address F. W. Woll, Experiment Station, 



Madison, Wis. 



W. 



J 



MICROSCOPICAL AND NATURAL SCIENCE BOOKSELLER, 



New and Second-hand Works on Algae, Biology, Botany, Chemistry, Corals, 

 Conchology, Desmids, Diatoms, Entomology, Fossils, Geology, Histology, In- 

 fusoria, Microscopy, Mineralogy, Natural History, etc. 



Catalogue will be sent on application. Back parts of various Microscopical Journals 

 always in stock. Microscopical Books bought or exchanged. 



157 Great Portland St., Oxford St., London, England. 



COPIES OF COULTER & ROSE 



Revision of Horth. American Umtellif erae 



Can be obtained for One Dollar by addressing 

 PROF. JOHN Itt. COIXTER, cra-wfordSTille, Ind. 



Back Numbers Wanted. 



The following numbers of the Gazette are wanted to complete sets ; double 

 the regular price will be paid, if sent to Tohn M. Coulter, CrawfordsviUe, Ind 

 Vol. VI, No. 9 (Sept., 18S1 ); Vol. X, Nos. 7 and 8 (July and Aug., 1885); Vol. 

 VII, Nos. 8 and 9 (Aug. and Sep., 1882); Vol. XI, No 1 (Jan., 1886). 



tntstht bolamsche jfiotiatesdirtft 



A MONTHLY JOURNAL 



For Systematists, Florists and all interested in the German Flora. 



7th Ttar, 1889. »*.oo a year, post free. 



Address PROF. DR. LEIMDA.CH, Araststdt, Thnringia, GermaHy. 



