48 THE CHICAGO ACADEMY OF SCIENCES. 



Torrey, John, A Catalogue of Plants near New York. 1819. (Albany). 



. Usnea fasciata. A.m. Jour. Sci. 6. 



. Botanical Eeport. Expl, and Surv. for R. R. Route from Miss. 



River to Pacific Ocean. 73:22. 1856. 



Enumerates four species. 



Tuckerman, Edward. An Enumeration of Some Licliens of North Am- 

 erica. Proc. Boston Soc. Nat. Hist. 2, Further communication in 3 and 5. 



. Observations on Some Interesting Plants of New England. 



Am. Jour. Sci. 1843. 



Mentions two Lichens. 



An Enumeration of North American Lichens. 1845. (Cam- 

 bridge). 



Two hundred and thirty-eight are mentioned; remarks on the systems of Oken, 

 Fries and others; discusses the structure and general history of Lichens, following the 

 views of Fries. 



. Synopsis of the Lichens of New England, the other Northern 



States and British America, 1848. (Cambridge). 



Two hundred and ninety-five species are described. 



, Lea's Catalogue of the Plants of Cincinnati. 1849. 



Fifty-three species are classiiied by Tuckerman. 



-. . Agassiz's Lake Superior. 1850. 



Seventy-three species are classified by Tuckerman, 



, Botanical Report. Expl. and Surv. for R. R. Route from Miss. 



River to Pacific Ocean. 63:94. 1857. 



Enumerates ten species and varieties. 



. Supplements to the Enumeration of North American Lichens. 



Am. Jour. Sci. 1858-9. 



Sixty-six species are described. 



. Observations on North American and Other Lichens. Proc. 



Am. Acad. Sci. and Art. 1860-4. 



. Wilke's Exploring Expedition. 1861. 



Contains descriptions of one hundred and four species. . 



. Lichens of California, Oregon, etc. 1866. (Amherst). 



Enumerates one hundred and eighty-four species. 



. Can Lichens be Identified by Chemical Tests ? Am. Nat. 2' 



104, Apl868. 



. United States Exploration of the 40th Parallel. Rep. 1872:412. 



. Genera Lichenum. 1872. (Amherst). 



An arrangement of North American Lichens. A valuable work of two hundred 

 and eighty-one pages. 



. Note on Ramalina reticulata. Bull. Torr. Bot. Club. 3:2. 



Jal872, 



. Two Oregon Lichens. Bull. Torr. Bot. Club. 5:20. Apl874. 



. Catalogue of Plants Growing Within Thirty Miles of Amherst 



College. 1875. 



. Regensburg Flora. 1875. 



Merely a note. 



. Observatioues LichenologicJB. Proc. Am. Acad. 1876. (Boston). 



I 



