SubscriDtion and Advertisement. 



Subscription, .fl per year, in advance; single numbers, id cents. 



In no case will stamps of larger denominatien than three cents Tie accepted in pay 

 nient. 



A complete set of back numbers is constantly kept on band, which are sold at Cull 

 rates, except that any six volumes may be obtained for $5. 



This journal will invariably be stopped wl en the subscription lias expired. 



All subscriptions, unless otherwise ordered, will be considered as beginning with tin 

 current volume. 



Contributors, upon application before publication, shall be entitled to 2a extra copii 

 their papers, but in no case will full copies of the Gazette be scut, except at the rat 

 75 cents per dozen. 



Rates for advertisements are as follows: 



One page for one insertion, $8; one-half page, $4, ete. No advertisement will be in 

 serted Eor less than $1, the price of one-eigh li page fur one insertion. 



special rates will be given upon applicat on in the case of continued advertisement - 

 f~ We would call the attention of advertisers to the above liberal rates. The cir- 

 culation of the Gazette, both in this com. try and 111 Eur< pe, justifies us in claiming 

 it a place among the best mediums for reaching the scientific world, and we can assure 

 advertisers that thej will obtain an audience in all the botanical laboratories of this 

 itry and Europe, as well as among college men and working botanists. 



The Associate Editors are authorized to receive contributions and to contract for ad- 

 vertisements but all money should be sent directly to 



JOHN M. COULTER, 



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