PaRT 1, 1922] CARDUACEAE: VERNONIEAE 81 
campanulate, 3.5—4.5 mm. high; scales ovate to ovate-oblong, erect or somewhat spreading, 
sharply acute or subacuminate, nearly glabrous, resinous on the back; achenes thinly pubescent, 
resinous in the furrows; pappus pale yellowish-brown, the bristles 4-4.5 mm. long, the scales 
slender, 0.4-0.5 mm. long. 
TYPE LOCALITY: Monte Verde, Cuba. 
DISTRIBUTION: Eastern Cuba. 
ILLUSTRATION: Ark. Bot. 1315: pl. 5, f. 5. 
75. Vernonia Salvinae Hemsl. Biol. Centr. Am. Bot. 
PINTS a ltexe le 
Cacalia Salvinae Kuntze, Rev. Gen. 970. 1891. 
Leiboldia Salvinae Gleason, Bull. N. Y. Bot. Gard. 4: 162. 1906. 
Stems shrubby, densely and closely brown-tomentose, becoming glabrate in age; leaf- 
blades membranous, oblong-oblanceolate to narrowly obovate, 10-25 cm. long, 2.5-7 cm. 
wide, acuminate to an obtuse mucronate tip, entire or remotely denticulate, gradually narrowed 
below into petioles 1 cm. long, thinly and minutely papillose-pilose and glandular-punctate 
above, becoming nearly glabrous, thinly strigose and punctate on the surface beneath and 
conspicuously brown-strigose on the veins; heads 1-5, on peduncles 2-7 cm. long, many-flowered ; 
involucre broadly campanulate or hemispheric, 12-15 mm. high; scales loosely imbricate, 
thin and membranous, the outer squarrose, purple-brown, broadly ovate and glabrous at 
the coriaceous appressed base, dilated above into a thin, ovate, acute, mucronate, pubescent, 
veiny tip, the inner oblong, barely dilated if at all into the triangular, ovate, mucronate, 
veiny tip; achenes black, glabrous; pappus pale-tawny, the bristles 5 mm. long, the scales 
subulate, very deciduous, 0.8-1.1 mm. long. 
TYPE LOCALITY: Las Nubes, Cerro de Zunil, Guatemala, alt. 1300 meters. 
DISTRIBUTION: Chiapas to Costa Rica. 
ILLUSTRATION: Hemsl. Biol. Centr. Am. Bot. pl. 41. 
76. Vernonia mexicana Less. Linnaea 6: 680. 1831. 
Cacalia mexicana Kuntze, Rev. Gen. 970. 1891. 
? Vernonia Salvinae canescens Coult. Bot. Gaz. 16:95. 1891. 
Leiboldia mexicana Gleason, Bull. N. Y. Bot. Gard. 4: 163. 1906. 
Stems shrubby, ferruginous-tomentose; leaf-blades thin, broadly obovate, 20 cm. long, 
15 em. wide, abruptly short-acuminate, mucronulately serrulate, tapering regularly to the 
base, dark-green and nearly glabrous above, thinly gray-tomentose beneath, with prominent 
veins; heads few, large, many-flowered; involucre broadly hemispheric, 20 mm. high, 30 mm. 
broad; scales thin and glabrous, the outer ovate, appressed at base, broadly rounded and 
somewhat spreading above, the inner loosely imbricate, acute or subacute, the exposed portion 
of the principal scales reticulately veined, 4-5 mm. wide; achenes glabrous; pappus pale-brown. 
TYPE LOCALITY: Chiconquiaco [Veracruz]. 
DISTRIBUTION: Southern Mexico. 
77. Vernonia callilepis Gleason, sp. nov. 
Stems shrubby, closely cinereous-pubescent; leaf-blades elliptic, broadest at the middle, 
21 cm. long, 7.5 cm. wide, acute or somewhat acuminate, entire, gradually tapering at base 
into a margined or winged petiole 3.5 cm. long, conspicuously pubescent on both sides, especially 
on the veins and beneath, the upper leaves somewhat reduced; heads few, many-flowered, 
25 mm. high, on peduncles 5 cm. long; involucre broadly hemispheric, about 15 mm. high; 
outer scales foliaceous, loosely spreading at the apex, somewhat appressed below, long-tri- 
angular, 12-18 mm. long, broadly rounded or truncate at base, 4-8 mm. wide, tapering 
regularly to the acute purple tip, densely pubescent; inner scales chartaceous, purple, the base 
convex and appressed, glabrous, 10 mm. long, 5 mm. wide, the tip thin, ascending, 6-8 mm. 
wide and long, broadly oblong, rounded or subacute, purple, veiny, puberulent; corolla red 
or red-purple, sparsely glandular, the tube 13 mm. long; pappus pale-brown. 
Type collected at La Liberia, Michoacan or Guerrero, Langlassé 978 (United States Nationa! 
Herbarium, no. 386310). . 
DISTRIBUTION: Known only from the type locality. 
