Calocephalus citreus

Erect perennial, 15–60 cm high; branches somewhat angular, hairy. Leaves opposite, or the uppermost ones alternate, lanceolate or c. linear, 1–11 cm long, 1–2 mm wide, tomentose, the midrib and often two lateral veins prominent. Compound heads c. globose, broadly ellipsoid or c. ovoid, 0.4–2 cm long, with 30–300 capitula; general involucre absent. Capitular bracts 8–11, flat to conduplicate, 1.9–3.4 mm long, the outermost smallest, all mainly hyaline but the uppermost part yellow, glabrous or with long hairs extending from near apex of midrib; florets 2–3 per capitulum. Cypselas subobconic; pappus bristles 4–9, plumose in the upper part. Flowers Sep.–Mar.