Subshrubs, ca. 50 cm tall; old branches grayish, year-old branches virgate, narrowly angular, straw-colored in lower part, green in upper part. Middle leaves sessile; leaf blade linear to narrowly lanceolate, 1-2 × 0.17-0.5 cm, both surfaces glabrous or scattered pubescent with stellate hairs, margin entire, occasionally 3-parted. Distal leaves gradually smaller, linear. Synflorescence an irregular panicle, longer than wide, individual cymes with 2-5 capitula. Capitula ovoid, sessile or shortly pedunculate. Involucres cupular, ca. 2 mm in diam.; phyllaries in 2-4 rows, margin scarious, abaxially with scattered sessile glands, outer ones small, suborbicular, inner ones large, broadly elliptic or lanceolate-elliptic. Corolla yellow, exterior with scattered stellate hairs and sessile glands outside; marginal female florets 3-5, narrowly clavate, tapering above, ca. 1.7 mm, apex minutely 3-toothed; disk florets many, tubular, 1.8-2 mm, 5-lobed. Achenes narrowly obovoid, 1-1.3 mm, glabrous, inconspicuously obtusely 2-or 3-angular, apex truncate. Pappus absent.
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