(194) 
(iii) Species-group Deppeanae 
Heads 8-21-flowered, in dense, freely branching, leafless, scor- 
pioid cymes; leaves petiolate, entire or nearly so, dually pubescent 
or tomentose beneath. Mexican and Central American species. 
51. VERNONIA ASCHENBORNIANA Schauer, Linnaea 19: 714. 
1847 
hrubby, 2-5 m. tall; stem striate or cpanel angled, ferru- 
ginous-pubescent; leaves firm, oblong to ce-oblong, 6-10 cm. 
long, 2-3 cm. wide, acute, entire or Sse abies somewhat 
revolute, narrowed at base, scabrous-puberulent above, thinly 
pubescent beneath with rusty hairs, especially onthe veins; petioles 
pubescent, 2-3 mm. long; inflorescence hemispheric or pyramidal, 
m 
parenet: eo campanulate to hemispheric, spreading with age, 
high; scales loosely imbricated in few series, more or less 
uieecenk oad ciliate, cuspidate, the outer broadly ovate, the inner 
ovate-lanceolate; achenes sharply ribbed, pubescent, 2 mm. long; 
pappus tawny-yellow, 5 mm. long. 
Type locality: Mexico. 
Distribution: southern Mexico, Guatemala and Nicaragua. 
Forms with oblong-oblanceolate leaves 10 cm. long, 2-3 cm. 
wide, nearly glabrous beneath and long-attenuate at base were re- 
garded by Schultz as a variety of V. Aschenborniana. They 
occur from Mexico, Liebmann 355, Pringle 3607, to Guatemala, 
Watson 434, 466a. 
52. VERNONIA DEPPEANA Lessing, Linnaea 6: 398. 1831 
?Vernonia stellaris La Liave & Lex. Nov. Veg. Descr. 1: 22. 
1824. 
? Vernonia fragrans La Liave & Lex. /. c. 
Shrubby, freely eiiabais branches pubescent or tomentose, 
erete; leaves thin, oblong or narrowly elliptic, S-ro cm. long, 
2.5-3.5 cm. wide, acute, entire or obscurely serrate, narrowed or 
rounded at base, scabrous above, tomentose or floccose with fer- 
ruginous hairs beneath; petioles tomentose, 8-12 mm. long; inflor- 
escence widely branched, pyramidal or hemispheric, 1-3 dm. wide, 
its branches spreading; heads sessile, 18—-21- or rarely 11-flowered ; 
involucre campanulate, 3-4 mm. high; scales loosely imbricated, 
achenes 2. 5 mm. long, sharply ribbed, pubescent ; pappus tawny, 5 
min. long 
‘Type iscalitye Misantla, Mexico. 
