Liabum igniarium (Humb. & Bonpl.) Less.

Liabum igniarium (Humb. & Bonpl.) Less. Linnaea 6: 701. 1831.
Andromachia igniaria Humb. & Bonpl. PI. Aequin. 2: 104. 1812. Liabum Bonplandii Cass. Diet. Sci. Nat. 26: 206. 1823. Diplostephium igniarium Spreng. Syst. 3: 544. 1826. Amellus floribundus Willd.; Less. Linnaea 4: 319, as synonym. 1829.
A perennial herb, 5-15 dm. high; stem leafy, densely white-tomentose; petioles tomentose, not winged, expanded below into large, connate, foliaceous, stipule-like, rounded bases; leafblades ovate, sometimes broadly so, acute or acuminate at the apex, acute or rounded at the base, denticulate, 4-10 cm. long, slightly floccose when young but soon glabrate and smooth above, white-tomentose beneath, 3-5-ribbed; first pair of ribs if present weak, the second pair strong and reaching to near the apex; inflorescence cymose-paniculate, flat-topped; ultimate peduncles 1-2 cm. long; involucre turbinate, about 8 mm. high and 10 mm. broad; bracts puberulent and somewhat floccose, dark-brown, imbricate in about 6 series, lanceolate, acute, the outer successively shorter; tube of the ray-corollas 4-5 mm. long, the ligule about 5 mm. long, nearly 1 mm. wide; style-branches 1.5 mm. long; disk-corollas about 6 mm. long, the tube 2.5 mm. long, the throat narrowly funnelform, the lobes linear-lanceolate, nearly 2 mm. long; aehenes about 1 mm. long, hispid; inner pappus-bristles about 20, scabrous, light-brown, 5 mm. long, the outer few, less than 1 mm. long.
Type locality: High plateau of Quila, near Chillo, Ecuador. Distribution: Peru to Colombia and Costa Rica*