70 NORTH AMERICAN FLORA [VoLuUME 33 * 
crenate or repand, broadly rounded or subcordate at the base, strongly bullate, dark-green, 
minutely papillose-pubescent when young, soon becoming glabrate or scabrellate and shining 
above, densely and softly brown-tomentose beneath; veins prominently reticulate; petioles 
1-3 mm. long; cymes few, 6-12 cm. long; bracteal leaves resembling the cauline in shape, 
crenulate or entire, the upper 10-15 mm. long; heads rather crowded, frequently in pairs, 
21-flowered; involucre broadly campanulate, 7 mm. high; scales densely pubescent, closely 
imbricate or somewhat spreading at the apex, the outer subulate, the inner narrowly triangu- 
lar-lanceolate and acute; achenes pubescent, 1.5 mm. long; pappus yellowish-brown, the 
bristles 4 mm. long, the outer scales fimbriate, 0.7 mm. long. 
TYPE LOCALITY: Sabanilla to Yamuri Arriba, Oriente, Cuba. 
DISTRIBUTION: Cuba. 
38. Vernonia semitalis Gleason, Bull. Torrey Club 40: 319. 1913. 
Stems shrubby, 6-9 dm. high, freely branched above, thinly brown-tomentose, especially 
on the younger branches; leaves crowded, thick and rigid, the blades ovate or ovate-triangular, 
broadest near the base, 15-20 mm. long, 10-13 mm. wide, obtuse or rounded, entire and 
somewhat revolute, truncate or subcordate at the base, scabrellate, shining, and strongly 
bullate above, thinly gray-tomentose beneath; veinlets prominently reticulate; upper leaves 
resembling the lower in shape and scarcely reduced in size, bearing heads at their bases; 
heads in several crowded cymes 10-15 cm. long, 21-flowered, the upper approximate; 
involucre campanulate, 5-6 mm. high, the outer scales triangular-subulate and pubescent 
below, the inner scales narrowly triangular-lanceolate, sharply acuminate, tomentose near 
the base, glabrous or nearly so toward the apex; achenes pubescent, 1.5 mm. long; pappus 
nearly white, the bristles 4 mm. long, the scales 1 mm. long and as much as 0.3 mm. wide, 
ciliate, 
Type LocaLity: Along the trail from Rio Yamaniguey to Camp Toa, Oriente, Cuba. 
DISTRIBUTION: Cuba. 
39. Vernonia parvuliceps Ekman, Ark. Bot. 131°: 71. 1914. 
Stems shrubby or herbaceous, erect, branching above, densely and finely tomentose; 
leaf-blades thin, firm, spreading, ovate-lanceolate, 3-5 cm. long, 13-18 mm. wide, acuminate, 
entire, flat or somewhat revolute, rounded or broadly acute at base, dark-green and glabrate 
above, densely tomentose and conspicuously veined beneath; petioles 2-4 mm. long; bracteal 
leaves resembling the cauline in shape, gradually reduced in size and the upper barely exceeding 
the heads; cymes few, spreading, curved; heads crowded, 21—flowered; involucre campanulate, 
3-4 mm. high; scales erect and appressed, thinly pubescent, rather closely imbricate, the outer 
narrowly triangular-lanceolate with a carinate midvein, the inner lanceolate-oblong, abruptly 
acuminate; achenes densely sericeous-pubescent; pappus pale-brown, the bristles 3 mm. long, 
the scales broad, 0.6 mm. long. 
TYPE LOCALITY: Cuba. 
DISTRIBUTION: Cuba. 
ILLUSTRATION: Ark. Bot. 13%: pl. 3, f. 9. 
40. Vernonia pineticola Gleason, Bull. N. Y. Bot. Gard. 
4:176. 1906. 
Stems clustered, 2-4 dm. high, softly and densely pubescent; leaves spreading or somewhat 
reflexed, the blades firm, ovate to broadly ovate-oblong, 3-4 cm. long, 1.5—-2 cm. wide, obtuse 
or subacute, entire, rounded at the sessile base, essentially glabrous and very rugose or bullate 
above with deeply impressed veins, prominently veined and densely pale-brown-tomentose 
beneath; bracteal leaves similar, little reduced; heads solitary and sessile in the axils of the 
upper leaves, forming a leafy cyme; involucre broadly campanulate, 10-12 mm. high; scales 
all loose, erect or somewhat spreading, linear-subulate, tomentose near the base, glabrate 
toward the apex; achenes densely hirsute-pubescent, 2 mm. long; pappus nearly white, the 
bristles 6 mm. long, the scales erect, ciliate, 1-1.2 mm. long. 
TYPE LOCALITY: Baracoa, Cuba. 
DISTRIBUTION: Cuba. 
ILLUSTRATION: Ark. Bot. 1315: pl. 3, f. 7. 
