Audubon, Quadrupeds of N. America, Pts. I and 16, each 2.00 



Pacific R. R. Reports complete, set of 13 Vols 15.00 



American Botanist, Vols. 1 to 18 incl 10.00 



Natural History of N. Y., Botany by John Torrey. Vols. I and II 



with 162 colored Plates 10.00 



Same, with Plates uncolored 5.00 



Nat. Hist. N. Y. Reptiles and Fishes. DeKay. 2 Vols. 102 Plates.. 7.00 



Same, Molluscs and Crustacea. 53 Plates, some colored 5.00 



U. S. Geological Survey, W. of 100th Meridian. Vols. 1-7 complete, 



$2.75 per volume. Lot 12.00 



U. S. Geological Survey of the Territories. Edited by Hayden — 



Vol. 2, Cope, Vertebrata of Cretaceous 5.00 



Vol. 6 and 7. Lesquereux, Contributions to Fossil Flora, 



Vol. 6 5.50 



Vol. 7 4.50 



Vol. 9. Meek, Invertebrate Cretaceous and Tertiary, etc 5.00 



Vol.11. Coues and Allen. N. Am. Rodentia 5.00 



Flora of Colorado, Porter and Coulter, Washington, 1874 1. 00 



Preliminary Synopsis of N. Am. Carices, Bailey, Washington, 1886.. . . 1.00 

 Grasses of the Arid Districts, Vasey. Dept. Agcl. Bull. No. 6, 1887... 1.00 



Tuckerman, Synopsis N. Am. Lichens, Parts I and 2 15.00 



Fink, Lichens of Minnesota, 8vo, 51 full page Plates, mostly photo- 

 graphs, 1910 3.00 



Farlow, Marine Algae of New England 2.50 



Science 1898 to date, price on application 



Nouvelle Flore Francais, Gillet & Magne 1887 1.00 



Apgar, Trees of N. Am , 75 



Odd numbers and complete volumes of .' Fern Bulletin, Plant World, 

 Mycological Bulletin, Muhlenbergia, Bartonia, Bot. Gaz. (running from Vol. 

 12 to Vol. 52, Bulletin. Torrey Bot. Club, and practically every American 

 botanical publication. Will also buy and exchange any American botanical 

 publication. Prices on application. 

 Nearly complete set of Contributions from the U. S. Nat. Herbarium — 



Harvey, Manual British Algae. 1841 2.50 



Barnes, Analytical Keys to Gen. and Species of Mosses, Earliest Edi- 

 tion I.25 



Bull. N. Y. Bot. Gardens, Nos. 1-17, 5 Vols, complete ($3.00 per vol.).. 12.00 



Farlow, Provisional Host Index, as published 5.00 



Evans and Nichols, Bryophytes of Ct 30 



Lett, Hepaticae of British Isles 2.50 



Descriptions of some New Species of N. Am. Mosses by Leo Lesquereux 

 and T. P. James with supplement by W. P. Schimper. Proc. Am. 

 Acad. Presented Feb., 1869. Rare and difficult to obtain. 9 pp., 

 17 species descr I.00 



