Subshrubs or shrubs, 60–200 cm (loosely branched, rounded and bushy, ± herbaceous distal to woody bases). Stems erect, simple, slender, wandlike, striate, villous or glabrate, glandular or egland-ular. Leaves present at flowering; sessile; blades linear to oblong or oblanceolate, 8–55 × 1–13 mm, bases cuneate, margins sharply serrate (teeth fine, sharp, bristly), apices obtuse, faces densely villous or adaxial sometimes glabrate or glabrous. Heads (50–100+) in compact paniculiform or corymbiform arrays. Involucres campanulate; staminate 4–6 mm, pistillate 6–8.5 mm. Phyllaries lanceolate, 2–6 mm, margins scarious, medians green (villous), apices acute to acuminate, ciliate, sometimes glandular. Staminate florets 19–26; corollas 4–7 mm. Pistillate florets 20–30; corollas 3.5–5 mm. Cypselae 2.5–3.6 mm, 5-nerved, villous, viscid; pappi 7–8.5 mm.
