Tolpis virgata (Desf.) Bertol., it is an annual or short-lived perennial herb, 10-50 cm tall, with a slender taproot. Stems erect to ascending, simple or sparsely branched above, glabrous or sparsely pubescent, often reddish at the base. Basal leaves forming a loose rosette, oblanceolate to narrowly spatulate, 4-10 × 0.5-1.5 cm, margin entire or remotely denticulate. Cauline leaves smaller, linear-lanceolate, sessile, alternate, surfaces green to grey-green, glabrous or sparsely hairy. Capitula solitary or few, on long, slender peduncles. Involucre cylindrical to narrowly campanulate, 10-15 mm long, with 10-12. Outer bracts short and appressed. Inner bracts linear-lanceolate, green with brown margins. Ligulate florets yellow, often turning reddish or orange-brown with age; outer florets sometimes reddish beneath. Achenes 3-4 mm, fusiform, 10-ribbed, dark brown; pappus simple, of unequal rigid bristles, whitish to tawny.
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