CLUBBING OFFER 



The following rates are made in connection with Dr. Grout for a year's 

 subscription to the Bryologist, or for membership in the Sullivant Moss 

 Society, if remittance is made at one time, in advance. 



Moss Flora of N. Y. City and Bryologist, $2.10; with membership, $2.35, 

 Mosses with Handlens, Ed ii, and Bryologist, $2.75; with membership, $3.00. 

 Mosses with Handlens and Microscope and Bryologist, $7.50; with mem- 

 bership, $7 75. 



All remittances and communications should go to 

 Edward B. Chamberi^ain - - 18 West 89th St., New York 



THE HASSE LICHENS 



The first fascicle of the second century. Nos. 101-125, of the 

 Hasse Lichen Exsiccati, now being issued by the Sullivant Moss 

 Society, will be ready in September. Only one set of Century I 

 remains. Those wishing a complete representation must speak 

 quickly. Address either 



MR. PLITT OR MR. CHAMBERLAIN 



SETS OF THE BRYOLOGIST 



ONLY ONE complete set of THE BRYOLOGIST remains 

 unsold. Other sets will lack parts of Volume three. Volume six 

 also cannot be sold separately. The moral, for those who wish sets, 

 is obvious. 



EDWARD B. CHAMBERLAIN 

 18 West 89th Street New York City 



CHECK-LIST OF NORTH AMERICAN HEPATICAE 



By Miss C. C. Haynbs and Dr. A. W. Evans 



Lists all forms known to occur in the United States and Canada. First 

 Supplement containing additions and corrections, also ready. 



Price, for either List or Supplement, 250 per dozen, 50 for $1.00 



MISS C. C. HAYNES - - - HIGHLANDS, N. J. 



