Eremosis steetzii (Sch. Bip.) Gleason

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-triangular, 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, Langlassi 978 (United States National Herbarium, no. 386310).
Distribution: Known only from the type locality.

Eremosis callilepis (Schultz-Bip.) Gleason
Vemonia Steetzii callilepis Schultz-Bip.; Seeman, Bot. Voy. Herald 297. 1856. Eremosis foliosa Gleason, Bull. N. Y. Bot. Gard. 4: 228, excl. syn. 1906.
Stems shrubby, freely branched, somewhat flexuous, white-tomentose above, becoming glabrate with age; leaf-blades thick and firm, ovate or ovate-oblong, 4.5-6.5 cm. long, 2-4 cm. wide, or the upper much reduced, broadest at or below the middle, acute or abruptly subacuminate, entire or remotely denticulate with low, sharp, callous teeth, obtuse, rounded, or subcordate at base, finely reticulate above and silvery-tomentose when young, becoming floccose or glabrate in age, closely and permanently silvery-tomentose beneath; petioles 2-4 mm. long; inflorescence small, compact, hemispheric, 5-10 cm. wide, its branches closely tomentulose; brads crowded, I flowered, sessile or short-peduncled; involucre narrowly campanulate, 6-7 mm. long; outer scales ovate to ovate-lanceolate, iharply acute, thinly and irregularly puberulent, the inner prolonged, purple or rarely straw colored, not scarious, gradually narrowed to a sharply acute or acuminate tip, thinly arachnoid, puberulent and resinous near the apex, usually prominently mucronate; achenes densely hirsute, 2 mm. long; pappus white, 7-8 mm. lung, the outer series filiform, irregular.

Eremosis steetzii (Schultz-Bip.) Gleason, Bull. X. V Bot. Gard. 4: 230. 1906.
Vernonia Steetzii Schultz-Bip.; Seem. Bot. Vov. Herald 297. 1856. Cacalia Steetzii Kuntze, Rev. Gen. 970. 1891.
Stems stout, shrubby, pubescent or subtomentose; leaf-blades thin, broadly ovate or ovate-elliptic, 6-12 cm. long, 3.5-5 cm. wide, broadest below the middle, subacute to shortacuminate, denticulate with low callous teeth, acute to rounded at base, minutely puberulent and sparsely resinous above, paler green, distinctly resinous, and short-pubescent along the veins beneath, or becoming glabrous; petioles 2 mm. long; inflorescence hemispheric or pyramidal, 2-2.5 dm. wide, its branches pubescent or subtomentose ; heads mostly peduncled, 1 -flowered; involucre narrowly campanulate, 5 mm. high; outer scales subacute to obtuse, minutely cuspidate, almost glabrous, the inner prolonged, thin and scarious above, pale-brown or rarely purplish, subacute, rarely minutely cuspidate, glabrous or thinly puberulent; achenes hirsute, 2 mm. long; pappus white, 6-7 mm. long, the outer series filiform, irregular, 1-2 mm. long.
Type locality: Sierra Madre northwestern Mexico.
Distribution: Northwestern Mexico.

Eremosis foliosa (Benth.) Gleason, Bull. N. Y. Bot
Card. 4:228. 1906.
Monosis foliosa Heath. PI. Hartw. 19. 1839.
Vernonia foliosa. Schiiltz-Bip. Pollichia 18-19: 161. 1861. Not V. foliosa Gardn. 1846.
Vernonia mucronata S. F. Blake, Contr. Gray Herb. 52: 19. 1917.
Stems shrubby, freely branched, finely and closely gray-tomentose, becoming glabrate with age; leaf-blades firm, rather rigid, oblong-obovate, 4-7 cm. long, 1.5-4 cm. wide, broadest the middle, acute or abruptly short-acuminate, entire or sharply denticulate with low callous teeth, narrowed to an acute base, puberulent to thinly tomentose with crooked hairs or becoming glabrate with age above, silvery-puberulent beneath and finely reticulate, not. resinous, the lateral veins prominent, curved-ascending; petioles 3-8 mm. long; inflorescence compact, depressed or short-pyramidal, 5-10 cm. across, the branches closely tomentose; heads 1 -flowered, sessile or short-peduncled; involucre narrowly campanulate. 7-8 mm. high; scales thin but not scarious, purple, at least at the tip, the outer ovate, subacute, irregularly tomentose, the inner prolonged, acute, frequently short-mucronate, thinly arachnoid, resinous at the tip; achenes densely hirsute, 2 mm. long; pappus white, the bristles 6 mm. long, the outer series filiform, 1-2 mm. long.
Type locality: [Bolanos, Tepic] Distribution: Tepic to San Luis Potosi.

Critoniopsis foliosa là một loài thực vật có hoa trong họ Cúc. Loài này được (Benth.) H.Rob. mô tả khoa học đầu tiên năm 1993.