§ 91. LOCAL FLORAS. NORTH AMERICA. 359 



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 A " check list " only. 



X Ferns in their tomes. Salem, 1878. 12°. 



JWuliamson (J.). Fern Etchings. Ed. 2. Louisville, 1879. 4". 

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Plates by J. H. Emerson ; two issues, one in progress. 



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Eeprinted from Gray's Manual, Ed. 2. < 



X & L. LEsaiTEEEUx. Musci horeali americani. Columhi 



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*t Icones muscorum. Camhr. U. S. 1864-74. 2 vols. 8°. 



% Icones muscorum. New York, 1875. 8°. 



Illustrations of Mosses peouliai- to North America. 



{Eatj (A. E.), & A. B. Heetet. Cat. of North American Musci. 



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 *Haevey (W. H.). Nereis boreaU-americana . . . New York, 



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 I Genera liohenum ; an arrangement of the N. A. Lichens 



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Maeshail (H.). Arbustum americanum . . . Philad. 1785. 8°. 

 French and German editions also. 



Droihundert auserlesene amerikanische Gewaeohse . . . Nurnberg, 

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