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, unbound, $6.25; with 
membership, $6.50; bound copies, 75c. extra. 
All remittances and communications should go to 
Edward B. Chamberlain 18 West 89th St., New York 
NEW CHECK-LIST OF NORTH AMERICAN HEPATICAE 
By Miss C. C. Haynes and Dr. A. W. Evans 
Lists all the 438 species known in 1918 to occur in the United States, 
Canada, and Arctic America. Printed in form suitable for marking desiderata 
or exchanges. 
Prices: jc. each, 25c. per dozen. 
MISS C. C. HAYNES HIGHLANDS, N. J. 
WANTED 
Back Numbers of the Bryologist* Anyone Having 
copies of the Bryologist, Vol. iii. Nr. i, Vol. vi. Nr. 2, or 
Vol. xxi. Nr. 2 (March, 1918), for sale, is requested to 
write the undersigned; copies of the whole volume will 
also be bought. A liberal allowance will be made to 
members on next year’s dues. 
EDWARD B. CHAMBERLAIN 
18 West 89th. Street NEW YORK CITY, N. Y. 
HEPATICAE BRITANNICAE EXSICCATAE 
By WM HY. PEARSON, A.L.S. 
A collection of 100 specimens of British Hepaticae, including many rare 
species, all carefully prepared and named. 
PRICE, £1,0,0 
Address: W. H. PEARSON, Esq. 
18, Palatine Road Manchester, England 
