(177) 
Vernonia arborescens Lessingiana Griseb. Fl]. Brit. W. Ind. 
353. 1861. 
Suffrutescent, 6-8 dm. high; stems closely appressed-pubescent ; 
leaves oblong-lanceolate to ovate- lanceolate, 5-7 cm. long, 1.5— 
cm. wide, acute, entire, obtuse or rounded at the vee sericeous 
beneath with appressed hairs; bracteal leaves ovate to oblong, 
equaling or the lower much exceeding the involucre; scales gla- 
brous or nearly so; pappus brown 
Type locality: Porto Rico. 
Distribution: Porto Rico, Hispaniola, and St. Thomas. 
© 
na 
g. Vernonia venusta sp. nov. 
Shrubby; stems finely striate, closely appressed- pubescent ; 
leaves deep-green, thin, ovate-oblong, 4-6 cm. long 8 . 
cm. long, frequently branched ; bracteal leaves ovate, sessile or nearly 
long, 0.6-1 cm _ wide, much exceeding the involucre; 
heads sessile, 1-1.5 cm. apart, 13-flowered; involucre rather nar- 
rowly campanulate, 5 mm. high; scales loosely and irregularly im- 
bricated, all lanceolate or lance-oblong, sharply acuminate, glabrous 
or the outer with scattered hairs; achenes densely pubescent; pap- 
pus white, 5 mm. long. 
Type: Heller 6736, from near Ponce, Porto Rico; in the her- 
barium of the New York Botanical Garden. 
10. Vernonia sublanata sp. nov. 
Shrubby; stem slender, striate, thinly pubescent; leaves broadly 
eae or oblong-obovate, 3-3.5 cm. long, 1.2-1.8 cm. wide, acute 
r obtuse, entire or undulate, narrowed to an obtuse base, rugose 
and aise cana above, closely gray-tomentose beneath; 
aes 3-4 _m ong; inflorescence divaricately branched ; cymes 
15 cm cee ; bracteal leaves oblong, the upper equaling the 
ee the lower twice as long; heads sessile, 1-2 cm. apart, 
about 21-flowered; involucre hemispheric, its longest scales 7 mm. 
long ; scales Jance-oblong, acuminate, pubescent, green with a 
scarious margin; achenes densely pubescent, 3 mm. long; Pappus 
pale-tawny, 5 mm . long, the outer series white, conspicuous 
Type: Britton, Britton & Shafer 78g from Madruga, one 
in the herbarium of the New York Botanical Garden 
Vernonia sublanata angustata var. nov. 
Resembling the type, but with leaves narrowly oblong, 4 cm. 
long, 6 mm. wide, obtuse and mucronulate at the tip. 
