Schistocarpha eupatorioides (Fenzl) O. Kuntze

Schistocarpha oppositifolia (Kuntze) Rydberg
Neurolaena Lindeni Sehultz-Bip. ; A. Gray, Proc. Am. Acad. 5: 185; hyponym. 1861.
Schistocarpha Lindeni Donn. Smith. Enum. PI. Guat. 1: 24; hyponym. 1881.
Zycona oppositifolia Kuntze, Rev. Gen. PI. 373. 1891.
Schistocarpha paniculata Klatt, Bull. Bot. Soc. Belg. 3V: 210, in part (as to Pittier 3138). 1892.
Schistocarpha Hoffmanii Kuntze, Rev. Gen. PI. 3 s : 170. 1898.
A perennial herb; stem 1.5-2.5 m. high, rather densely short-hirsute; petioles 3-15 cm. long, only slightly connate at the base, wing-margined and the upper part more decidedly winged; leaf-blades broadly ovate, 1-2 dm. long, the lower about as broad as long, acuminate at the apex, abruptly contracted to a cuneate decurrent base, dentate with mucronate teeth, sparingly hirsutulous on both sides; inflorescence paniculate, leafy below; panicles both terminal and from the upper axils, roundish; heads numerous, very short-peduncled ; involucre 6-9 mm. high, 7-10 cm. broad; bracts in 3 series, lance-linear to oblong, obtuse or acutish, at least the inner ones striate, ciliolate on the margins; paleae of the receptacle 6-7 mm. long, 3-cleft, the middle lobe 3-4 times as long as the lateral ones; ray-flowers numerous, the corollatube 3-4 mm. long, puberulent, the ligule about 0.5 mm. long; disk-flowers very numerous; corolla yellow, 5 mm. long, the tube slender, 2.5 mm. long, the throat nearly cylindric, the lobes ovate, 0.5 mm. long; achenes 1.5 mm. long, glabrous; pappus-bristles about 5 mm. long.
Tvpe locality: La Guayra, Venezuela.
Distribution: Bolivia to Venezuela and San Luis Potosi.