Hirpicium

Annual or perennial herbs, subshrubs or shrubs. Leaves alternate, sometimes fascicled, ericoid or lanceolate, sometimes scabrid and pungent and whitish-woolly beneath. Capitula radiate, many-flowered, solitary, terminal, pedunculate or subsessile. Involucre campanulate; bracts connate into cup-like base, sometimes setose, with lobes sometimes partially reflexed. Receptacle conical, honeycombed. Ray florets neuter; corolla yellow, strap-shaped; tube flattened with lamina linear, 3-toothed; staminodes sometimes present. Disc florets bisexual, fertile; corolla yellow, tubular, slightly widened above, with 5 linear lobes, setose on back. Anthers minutely sagittate. Style terete, thickened above, with linear branches. Cypselas obconical, +/- ribbed, pilose. Pappus generally of 2 distinct rows, each of 10 broad scales, with inner row of short scales and outer row of slender, membranous scales or of scales divided into linear segments +/- as long as corolla tube. x = 5.