Psilostrophe villosa Rydb. ex Britton

Biennials or perennials (rarely flowering first year), 10–45(–60+) cm. Stems arachno-villous (gray to gray-green). Heads in ± crowded, corymbiform arrays. Peduncles (0.5–)1–3(–5+) mm. Involucres 4–5(–7) mm. Rays (2–)3(–5); laminae 3–4(–6) mm, spreading in fruit. Disc florets 5–8(–12). Cypselae usually glabrous, sometimes gland-dotted; pappi of 4–6 lanceolate to lance-subulate scales 2.5–3+ mm. 2n = 32.