Pycnosorus chrysanthus

Erect or ascending annual herb to c. 60 cm high; stems many, unbranched, densely white-woolly. Basal leaves few, oblanceolate; cauline leaves linear to linear-lanceolate, 1.5–10 cm long, 2–7 mm wide, acute, gland-tipped, upper surface olive-green to brown, glabrescent, lower surface often paler, white-woolly particularly on midrib and margins. Compound heads ovoid or globose, 8–15 mm diam., solitary; common involucre absent; capitula 50–100; capitular bracts linear, 2–3 mm long, herbaceous, brown, without scarious margins except sometimes at base, glandular, woolly at base; involucral bracts 5 or 6, oblanceolate, scarious, apices yellow. Florets golden-yellow. Cypselas 1–1.5 mm long; pappus bristles 11–16, plumose, 2–3 mm long. Flowers mostly spring and summer.