A robust much branched glandular pubescent herb, up to 60 (-75) cm tall, stem winged, wings herbaceous, entire, rarely somewhat denticulate, continuous. Leaves oblong, 2-8 (-10) x 0.7-1.5 cm, with decurrent bases and denticulate margins, acute to subobtuse, densely covered with longer multiseptate hairs. Capitula 1-1.3 cm across, arranged in leafy racemes, on short axillary winged branches; phyllaries 4-5-seriate, outer lanceolate c. 9 x 1 mm, inner longer, up to 10 mm long, green at the apex, glandular pubescent on the outer side. Corolla of female florets c. 6 mm long, minutely toothed; of bisexual florets 7-8 mm long, 5-lobed. Cypselas dark brown, c. 1 mm long; pappus setae white, 6-7 mm long.