Perennials, 4–15(–20) cm; taprooted, caudices branched. Stems (usually white-indurate at bases) erect to slightly basally ascending, glabrous or densely white-strigose, eglandular. Leaves mostly basal (persistent); blades linear, 20–70(–90) × 1–2(–3) mm, cauline reduced (on proximal 1 / 8 – 1 / 2 of stems, bases white-indurate, usually thickened) margins entire, faces glabrous or strigose, eglandular. Heads 1. Involucres 5–10 × 7–10 mm. Phyllaries in 2–3 series, strigose to villoso-hirsute or villous, minutely glandular to eglandular. Ray (pistillate) florets 0. Disc corollas 4.5–7 mm. Cypselae (2.5–)3–4 mm, 2-nerved, glabrous proximally, faces sparsely sericeous on distal 1 / 3 ; pappi: outer of setae, inner of 25–40 bristles.
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