ABBREVIATIONS. 



Ait. Alton, William. 



Barratt, Joseph. 



B. S. P. Britton, Nathaniel Lord, 



Sterns, E. E., and Poggenburg, 



Justus F. 



Borkh. Borkhausen, M. B. 

 Carr. Carriere, Eli Abel. 

 Cham. Chamisso, Adelbert von. 

 Coulter, John Merle. 

 DC. De Candolle, Augustin 



Pyrarnus. 

 Desf. Desf ontaines, Rene" 



Louiche. 



Du Roi, Johann Philip. 

 Ehrh. Ehrhart, Friedrich. 

 Engelm. Engelmann, George. 

 Gray, Asa. 



Jacq. Jacquin, Mcholaus Joseph. 

 Karst. Karsten, Hermann Gus- 



tav Karl Wilhelm. 

 Koch, Wilhelm Daniel Joseph. 

 L. Linnaeus, Carolus. 

 L. f. Linnaeus, fils. Carl von. 

 Lam. Lamarck, J. B. P. A. de 



Monet. 



Lamb, Aylmer Bourke. 

 Link, Heinrich Friedrich. 

 Marsh. Marshall, Humphrey. 

 Medic. Medicus, Friedrich Casi- 



mir. 



Michx. Michaux, Andre\ 



Michaux, fils. Francois Andre'. 



Mill. Miller, Philip. 



Moench, Konrad. 



Muhl. Muhlenberg, H. Ernst. 



Nees Nees von Esenbeck, C. G. 



Nutt. Nuttall, Thomas. 



Peck, Charles H. 



Poggenburg, Justus F. 



Pursh, Friedrich Trangott. 



Roem. Roemer, Johann Jacob. 



Sarg. Sargent, Charles S. 



Scheele, A. 



Schlecht. Schlechtendal, D. F. L. 



von. 



Schr. Schrader, Heinrich A. 

 Spach, Eduard. 

 Sterns, E. E. 



Sudw. Sudworth, George B. 

 Sweet, Robert. 

 T. and G. Torrey, John, and 



Gray, Asa. 

 Thomas, David. 



Vent. Ventenat, Etienne Pierre. 

 Walt. Walter, Thomas. 

 Wang. Wangenheim, F. A. J.von. 

 Watson, Sereno. 

 Waugh, Frank A. 

 Willd. Willdenow, Carl Ludwig. 



