Eremosis oolepis (S. F. Blake) Gleason

Eremosis oolepis (S. F. Blake) Gleason
Vernonia oolepis S. F. Blake, Contr. Gray Herb. 52: 20. 1917.
Stems frutescent, branched, prominently striate, thinly tomentulose, or glabrate in
age; leaf-blades thin, ovate-lanceolate to elliptic-lanceolate, 6-9 cm. long, 2.5-3.5 cm. wide,
acuminate, entire, tapering to an acute base, dark-green and essentially glabrous above,
pale-green and thinly brown-tomentose beneath, the lateral veins concealed when young,
becoming prominent in age; inflorescence elongate-pyramidal or subcylindric, of numerous
rounded clusters terminating the lateral branches; heads 4-flowered, sessile or short-peduncled ;
involucre brown, narrowly campanulate, 6 mm. high, the outer scales broadly ovate, rounded,
tomentulose, the inner prolonged, broadly obtuse or rounded, puberulent on the back, arach-
noid-ciliate, dark-spotted at the apex; aehenes thinly strigose, brown to nearly black, 2.5 mm.
long; pappus pale-brown, 5-6 mm. long, the outer series filiform, irregular, 0.5-1.5 mm. long.
Type locality: Izamal, Yucatan. Distribution: Yucatan.