Herbs, robust, much branched, up to 60(-75) cm tall, glandular pubescent. Stems winged, wings 1-5 mm deep, herbaceous, entire, rarely somewhat denticulate, continuous. Leaves oblong, 2-8(-10) × 0.7-1.5 cm, densely covered with long multiseptate hairs, base decurrent, margin denticulate, apex acute to subobtuse. Capitula 1-1.3 cm in diam., arranged in leafy racemes, on short axillary winged branches. Involucre ovoid, ca. 9 mm in diam.; phyllaries 4-or 5-seriate, outer lanceolate, ca. 9 × 1 mm, inner longer, up to 10 mm, green at apex, glandular pubescent on outer side. Corolla of marginal florets ca. 6 mm, minutely toothed; corolla of disk florets 7-8 mm, 5-lobed. Style with obtuse sweeping hairs reaching below furcation. Achenes dark brown, ca. 1 mm. Pappus setae white, 6-7 mm, bristles equal, minutely scabrid. Fl. Mar-Oct. 2n = 20.
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A herb. It is robust and has many branches. It grows 60 cm high. The stems are winged, The leaves are oblong and 2-8 cm long by about 1 cm wide. There are teeth along the edge.