ABBREVIATIONS. 



Ait. Aiton, 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 



Pyramus. 

 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. Linnseus, Carolus. 

 L. f. Linnseus, 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. Franois Andre. 



Mill. Miller, Philip. 



Moench, Konrad. 



Muhl. Muhlenberg, H. Ernst. 



Nees Xees 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. Sud worth, 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. 



