Cyrtocymura scorpioides (Lam.) H. Rob.

Vernonia scorpioides (Lam.) Pers. Syn. PI. 2: 404. 1807
Conyza scorpioides Lam. Encyc. 2: 88. 1786. Lep'idaploa scorpioides Cass. Diet. Sci. Nat. 26: 16. 1823. Chyysocoma repanda Veil. Fl. Flum. 327. 1825. Cacalia scorpiodes Kuntze, Rev. Gen. 970. 1891.
Stems shrubby, distantly branched, softly and closely pubescent; leaf-blades thin, ovate to elliptic, 5-12 cm. long, 2-7 cm. wide, acute or acuminate, entire, abruptly narrowed into a short cuneate base, softly papillose-pubescent or glabrate above, thinly pilose to densely sericeous or almost tomentose beneath, not resinous; petioles 1-2 cm. long; cymes few, crowded, short, curved or spreading, forming a compact, depressed, terminal panicle; heads about 21 -flowered; involucre campanulate, 4 mm. high; scales loosely imbricate in few series, lanceolate, acuminate, villous; achenes pubescent; pappus white, the bristles 5 mm. long, the scales very narrow, 0.7 mm. long.
Type locality: Brazil.
Distribution: Nicaragua; tropical South America.