248 GLEASON: TAXONOMIC STUDIES IN VERNONIA 
“ Vernonia altissima brevipappa var. nov. 
Lower surface of the leaf-blades with a few multilocular hairs 
along the veins; paleae only 0.1-0.3 mm. long; otherwise as in the 
typical form of the species. 
Type: collected by J. Schneck at Mt. Carmel, Illinois, August 
13, 1891, and deposited in the herbarium of the University of 
Illinois. 
/ Vernonia altissima laxa var. nov. 
Heads smaller than in the species, 13~21-flowered; inflorescence 
broad, irregular, very loose and open; inner involucral scales often 
apiculate, the middle scales frequently sharply acute; resin-dots 
none; leaf and pubescence as in the typical form of the species. 
Type: Harper 1936, collected at Newton, Georgia, August 19, 
1903, and deposited in the herbarium of the New York Botanical 
Garden; duplicates of the type are in the Gray Herbarium and 
the herbarium of the Field Columbian Museum. Other speci- 
mens of this southern or coastal plain variety are Tracy 8046 
and Eggleston 5142. 
/ Vernonia flaccidifolia angustifolia var. nov. 
Leaves narrowly lanceolate, denticulate, only 1-2 cm. wide; 
otherwise as in the typical form of the species 
TyPE: ex herb. Torrey, collected in Alabama and deposited in 
the herbarium of Columbia University; another sheet in the New 
York collections is from Georgia, ex herb. Chapman. 
7 Vernonia ovalifolia purpurea var. nov. 
Leaves with numerous multilocular hairs on the veins of the 
lower surface, the upper leaves subtending the branches truncate 
on rounded at the sessile base; pappus purple; otherwise as in the 
typical form of the species. 
Tyre: F. S. & E. S. Earle 99, collected at Auburn, Alabama, 
July 22, 1899, and deposited in the herbarium of the New York 
Botanical Garden. 
Vernonia jucunda sp. nov. 
Stem apparently herbaceous, at least 4 dm. high, erect, 
sparingly branched, densely villous when young, becoming floccose 
when older and glabrate at about 3 dm. from. the summit, faintly 
