Annual, glabrous, c. 10 – 20 cm tall, green herb with branches spreading to ascending. Basal and lower leaves obovate to narrowly spathulate, up to c. 8 x 1.5 cm, shallowly pinnatifid to pinnatisect or undivided, narrowed to the base, lobes when present, triangular to narrowly elliptic, unequal in size; upper leaves sessile, upper leaves reduced, 1 – 3 x 0.5 – 1 cm, amplexicaul, sagittate. Capitula 20-50-flowered, sessile or on up to 4 cm long, terminally thickened peduncles, 6 – 7 mm long and broad. Involucre cylindrical, 4 – 6 x 4 – 5 mm at anthesis, enlarged and hemispherical at fruiting. Phyllaries glabrous, outer ones 2-3 (-5), triangular, acute, inconspicuous; inner phyllaries 7-8, lanceolate, 6 – 7 x 3 mm, recurved at fruiting. Ligules deep yellow. Cypselas dimorphic, pubescent, obpyramidal, outer ones c. 3 mm long with 1 mm long beak and with very reduced pappus or corona, central ones c. 4 mm long with 2 mm long beak and with very reduced pappus or corona.