Neurolaena intermedia Rydb.

Neurolaena intermedia Rydberg, sp. nov
A perennial herb; stem deeply sulcate, puberulent; leaves petioled, those of the inflorescence narrowly lanceolate, the rest broadly so, reticulate, dentate, acuminate at each end, 1-2 dm. long, 4-7 cm. wide, sparingly hispidulous-scabrous above, sparingly and minutely hirsutulous beneath; inflorescence ample, corymbose-paniculate; pedicels slender, puberulent; involucre 8-9 mm. high, 7-8 mm. broad; bracts in 4 or 5 series, broadly oblong, 3-5-ribbed, glabrous or nearly so, rounded at the apex; paleae of the receptacle linear; flowers 12-16; corolla 5-6 mm. long, the throat cylindric, longer than the tube; lobes ovate; achenes sparingly puberulent ; pappus-bristles about 30, 6 mm. long.
Type collected at Coban, Alta Verapaz, Guatemala, von Tiirckheim II 2105, 1908 (herb. N. Y. Bot. Gard.).