NATIONAL ACADEMY OF SCIENCES. 



A catalogue of plants growing without cultivation within thirty miles of 

 Amherst College. Amherst, 1875. 8vo. vi, 97. The Musci, Hepaticce, 

 Characece, and Fungi, by C. C. Frost. 



Lichenes: In Keport upon United States Geographical Surveys West of 

 the One Hundredth Meridian, in charge of First Lieut. Geo. M. Wheeler. 

 Washington. Vol. VI. Pp. 350, 351. 1878. 



List of Lichens collected in the vicinity of Annanactoolc Harbor, Cum- 

 berland Sound, at about Lat. 67° N., Long. 68° 49' W. (Howgate Expedi- 

 tion). Bull. U. S. Nat. Museum, No. 15. Washington, 1879. Pp. 167, 

 168. Smithsonian Misc. Collec. Vol. XXIII. 1882. 



The Question of the Gonidia of Lichens. Am. Jour. Sci. and Arts. XVII, 

 3d ser., 254-256. March, 1879. 



Lichens or Fungi? Bull. Torrey Club. VII, 66, 67. June,. 1881. 



Review of Minks's Symbolse Licheno-Mycologicae. Beitraege zur Kennt- 

 niss der Grenzen zwischen Flechten und Pilzen. Bull. Torrey Club. IX, 

 143. November, 1882. 



A Synopsis of the North American Lichens. Part I, comprising the Par- 

 meliacei, Cladoniei, and Coenogoniei. Boston, 1882. 8vo. Pp. xx, 262. 



New Western Lichens. Bull. Torrey Club. X, 21-23. February, 1883. 



A new Ramalina. Bull. Torrey Club. X, 43. April, 1883. 



Two Lichens of the Pacific Coast. Bull. Torre / .7 'lub. XI, 25, 26. March, 

 1884. 



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