66 NORTH AMERICAN FLORA [VoLUME 33 
achenes hirsute; pappus white or very pale yellowish-brown, the bristles 5-5.5 mm. long, 
the scales 0.7—0.8 mm. long. 
TYPE LOCALITY: Cuba. 
DISTRIBUTION: Cuba. 
ILLUSTRATION: Ark. Bot. 134: pl. 6, f. 4. 
24. Vernonia corallophila Gleason, Bull. Torrey Club 
40: 309. 1918. 
Stems erect, 4 dm. high, herbaceous, virgate, finely striate, strigose-pubescent; leaves 
sessile, narrowly linear, rigid, revolute to the midvein, 1-3 cm. long, strigose-hispid and 
impressed-punctate above, densely strigose-pubescent beneath, one-nerved; inflorescence 
slender, sparingly branched; heads 11-flowered, solitary in the axils of the upper leaves or 
rarely 2-3 together in a short ascending lateral cyme from the upper axils; bracteal leaves 
resembling the cauline but reduced in size and the uppermost barely exceeding the heads; 
involucre turbinate, 5—6 mm. high, the scales all straight, erect, very loosely and irregularly 
imbricate in few series, villous-pubescent and resinous, the outer subulate, the inner narrowly 
oblong, long-acuminate; achenes pubescent with erect hairs and resinous in the furrows, 2 
mm. long; pappus nearly white, the bristles 4-5 mm. long, the scales 0.7—-0.8 mm. long. 
TYPE LOCALITY: United States Naval Station, Guantanamo Bay, Oriente, Cuba. 
DISTRIBUTION: Eastern Cuba. 
25. Vernonia longifolia Pers. Syn. Pl. 2: 404. 1807. 
Lepidaploa lanceolata Cass. Dict. Sci. Nat. 26: 18. 1823. 
Vernonia punctata Sw.; Wikst. Sv. Vet.-Akad. Handl. 1827: 72. 1828. 
Cacalia punctata Kuntze, Rev. Gen. 970. 1891. 
Vernonia longifolia genuina Urban, Symb. Ant. 1: 456. 1899. 
Stems shrubby, 1-2 m. high, freely branched, finely pubescent; leaves numerous, the 
blades thin, bright-green, narrowly elliptic, lanceolate, or ovate-lanceolate, 7-10 cm. long, 
1.5-4.5 cm. wide, acuminate, entire, acute at the base, very minutely puberulent and resinous- 
dotted on both sides; petioles 5-10 mm. long; inflorescence terminal, depressed, of numerous 
short, crowded, curved, freely branched cymes; heads secund, about 18-flowered; bracteal 
leaves oblong, equaling or greatly exceeding the heads; involucre campanulate or subhemis- 
pheric, 5-6 mm. high; scales closely imbricate, appressed, strigose-pubescent, acuminate, 
the outer lanceolate, the inner linear-oblong and resinous near the apex; achenes hirsute; 
pappus pale-tawny, the bristles 4-5 mm. long, the scales slender, irregular, 0.5-1 mm. long. 
TYPE LOCALITY: Guadeloupe. 
DISTRIBUTION: Lesser Antilles. 
26. Vernonia Shaferi Gleason, Bull. Torrey Club 46: 238. 1919. 
Stems shrubby, 1-2 m. high, the young branches closely cinereous-pubescent, becoming 
glabrate the second year; leaf-blades ovate-lanceolate or elliptic, as much as 12 em. long and 
4 cm. wide, acuminate, entire, acute at the base, dark-green, minutely papillose-pubescent, 
and very sparsely resinous-dotted above, similar but paler-green below; heads about 18- 
flowered, crowded in leafy secund cymes at the end of the young branches; bracteal leaves 
oblong or oblong-ovate, acute, 5-10 mm. long; involucre broadly turbinate to campanulate, 
6 mm. high; scales closely imbricate, erect or appressed, narrowly oblong-lanceolate, acuminate, 
irregularly pubescent and ciliate, usually resinous toward the apex; achenes hirsute; pappus 
white, the bristles 6.5—7 mm. long, the scales very irregular in length, as much as 2 mm. long, 
minutely ciliate. 
TYPE LOCALITY: Montserrat. 
DISTRIBUTION: Montserrat. 
27. Vernonia albicaulis Pers. Syn. Pl. 2: 404. 1807. 
Eupatorium obtusifolium Willd. Sp. Pl. 3: 1768. 1804. Not Vernonia obtusifolia Less. 1829. 
Conyza glabra Willd. Sp. Pl. 3: 1940. 1804. Not Vernonia glabra Vatke, 1877. 
Lepidaploa albicaulis Cass. Dict. Sci. Nat. 26:17. 1823. 
Vernonia emarginata Wikst. Sv. Vet.-Akad. Handl. 1827: 73. 1828. 
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