Fruticose biennials, not spiny. Hairs both glandular, subsessile, and eglandular, cottony, cobwebby, or felted. Lvs alternate, petiolate, simple. Capitula homogamous, globose or broadly ovoid, in racemes or corymbs. Involucral bracts in several series, linear, imbricate, glabrous or with cobwebby hairs, the outer recurved at fruiting; margins denticulate or glabrous; apex spinous, inwardly hooked. Receptacle flat, with stiff, linear-subulate scales. Florets ☿, all tubular. Corolla glabrous or glandular, 5-lobed, purplish or white. Anthers acuminate at apex, sagittate at base; filaments glabrous. Style branches linear, cuneate, erect, not appressed. Achenes oblong to obovoid, compressed, rugose; achene insertion basal; pappus hairs in several unequal rows, stiff, pale, scabrid, free to base.