PLEASE NOTE; Botany labels 85 cts. per 1,000, .post paid; 

 also calling cards, envelopes, letter heads, statements, etc., at 

 reasonable prices. 



D. LEWIS DUTTON, Brandon, Vermont. 



MOSSES WANTED— Will give ten cents per species for 

 Am. Mosses not now in my Herbarium. Send list of duplicates. 



W. W. CALKINS, Berwyn, 111. 

 BOOKS FOR SALE 



By A. J. Grout, New Dorp, Richmond Co., New York. 



Perfect copy Tuckerman's Synopsis North American Lichens. Pt. I $ 8.00 



Gray's Plantae Wrightianse , 3.00 



Report of the State Botanist of New York, 1895, '96, '97, '98, '99 



Vasey's Grasses of the Pacific Slope (Pts. I and II, Bull. No. 13, U. S. Dept. 



Agriculture) 3.75 



Grasses of the South-west, by Vasey, (Bull. No. 12, U. S. Dept. Agriculture) 3.75 

 Botany of The Death Valley Expedition, by F. V. Coville (Vol. IV. Con- 

 tributions from U. S. National Museum, 1893) 3.00 



Fern Bulletin, Vols. VI, VII and VIII, per vol i.oo 



Memoirs Torrey Botanical Club. Vols. I-XIII 35-00 



Bulletin Torrey Botanical Club, XVIII to XXXIII (except XXVII). XIX 



and XXIV bound in buckram 16.00 



Plant World. Vols. I-X 10.00 



Fresh Water Rhizopods, by Leidy 6.00 



Lesquereux and James Manual North American Mosses 6.25 



Barnes and Heald, Keys to N. A. Mosses 2.00 



Supplement to Index Bryologicus, by Paris i.oo 



Gray's Manual, First Edition, 1848 4.00 



All single volumes post paid. 



Loeske, Studien sur vergleichenden. Morphologic und phylogenetischen 

 Systematik der Laubmoose. This is a most interesting and suggestive treatise 

 on a little considered but important subject. Kept in stock, $1.50 post paid. 



AMERICAN FERN JOURNAL 



An illustrated quarterly devoted to the general study of ferns. Subscrip- 

 tion, 1902, including membership in THE AMERICAN FERN SOCIETY, 

 $1.00 ; or, without membership, 90 cents. Volume i, six numbers, $1.40. 

 Subscriptions and matter for publication should be addressed to 



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