Perennial suffruticose erect herbs (10–) 20–60 cm high. Vegetative parts strongly aromatic, pilose to villous, densely glandular. Leaves of main branches oblanceolate, rarely linear, 15–55 mm long, 4–8 (–15) mm wide (leaves of branchlets smaller), decurrent at base (sometimes attenuate in linear leaves), entire or serrate, acute; rarely all leaves linear. Capitula scattered, on long or short branches; involucre 8–11 mm long; outer bracts pilose, glandular; median bracts glabrous or glabrescent, glandular; receptacle glabrous, non-glandular. Florets 15–30 (–60). Marginal florets ligulate; ligule 1–3 mm long, 2–4-lobed, glabrous; corolla usually non-glandular. Disc floret corollas 5–6.5 mm long, 5-lobed, glabrous, usually non-glandular. Achenes 2–3 mm long, without ribs, sericeous.
In open situations in shrubland and sparse woodland, often on claypans or alluvial sandy clays, including saline depressions.
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