186 



Gleason : Vernonia in the Bahamas 



here: A. H. Curtiss 65, Feb. 5, 1903 (type); C. F. Millspaugh 

 2j_8 /, Jan. 24, 1905 : Mrs. E. G. Britton 3275, Feb. 3, 1905 ; N. 

 L. Britton & C. F. Millspaugh 21 01, Jan. 26, 1905 ; N. L. Brit- 

 ton 6, Apr. 7 and 8, 1904 ; W. C. Coker jj, June 20, 1903 ; /. /. 

 & A. R. Northrop 10 1 , Jan. 10, 1890 ; and two other sheets, in the 

 herbarium of Columbia University, collected by Wm. Cooper. 



Several branches usually arise near each other and are 

 straight, virgate, very leafy, and about equal in length. Below 

 the orierin of the branches the leaves soon fall off. The inflores- 



Figure 2. Habit photograph of Vernonia bahamensis Griseb. 



ence is sometimes 8 cm. across, and always exceeds the foliage 

 leaves when fully developed. There is some variation among the 

 specimens in the character of the branching but it appears to be 

 due almost, entirely to the relative age of the plants as shown by 

 the time of collection. 



Vernonia arctata is distinguished from V. bahamensis by the 

 shorter and broader leaves, the character of the branching, and the 

 conspicuous inflorescence with numerous heads. 



