Xll PnEFACE. 



ing contributions from the late Mr. Elliott, Major Le Contb, 

 the late Mr. Lewis Le Cpnte, Professor Gibbes of Charleston, 

 Dr. BoYKiN,now of Columbia, Georgia, the late Dr. H. Loomis 

 of Macon, and Dr. Bacon of St. Mary's, Georgia, 



From Middle Florida, Dr. A. W. Chapman of Mariana has 

 very fully supplied us with the plants of that region, and many 

 have also been comniunicated by Dr. Alexander ; while from 

 Southern and Eastern Florida we have received interesting 

 collections from Dr. Leavenworth, Dr. Burrows, Dr. Hulse, 

 and Lieut, Alden of the United States Army ; and Dr. John 

 F. Baltzell has sent many specimens from Apalachicola. A 

 portion of the plants collected by the late Dr. Baldwin were 

 communipated to us through the late Mr. Schweimtz ; but his 

 original herbarium is incorporated in tliat of the Academy of 

 Natural Sciences, Philadelphia. The Rev. Mr. Bennett of 

 Geneseo, New York, presented us with many plants collected 

 by himself during a residence at Key West, and we have re- 

 ceived a nearly complete and excellent set of the plants of that 

 island from Mr. J. L. Blodgett, which however reached us at 

 too late a period to receive notice in this volume. 



From Alabama we have a large number of plants collected by 

 Dr. Gates ; and others have been received through the kindness 

 of Dr. Fletcher and Dr. Jewett of Mobile. 



From Louisiana the chief contributions have been received 

 .from Dr. Ing alls of New Orleans, Dr. Riddell of New Orleans 

 (from whom we have also received many plants of Ohio), Dr. 

 Hale of Alexandria, and Prof. Carpenter of Jackson. From 

 this State, and also from Arkansas and the borders of Texas, we 

 have received interesting collections from Dr. Leavenworth : 

 and Dr. Pitcher of Detroit, formerly of the United States Army, 

 furnished us with a very rniportant suite of Arkansas plants. 



From Tennessee, Dr, Currey has sent us interesting plants : 

 from Kentucky we have received excellent and extensive col- 

 lections from Prof Short, Dr. Peter, and from the late Mr. H. 

 H. Eaton : from this State also, and from other districts, we 

 have received many specimens from Mr. RAFiNEsauE. 



From Illinois, Mr. Buckley has sent us large collections ; and 



