Perennials or subshrubs, 30-45+ cm. Leaves cauline; petiolar bases essentially none; blades narrowly spatulate or linear, 2-6 cm × 3-5(-8+) mm, margins entire, faces sparsely and minutely hispidulous or glabrate. Peduncles 2-5+ cm. Phyllaries 20-26, lanceolate- to narrowly triangular-attenuate, 6-10 mm, ± sericeous to villous, not ciliate with jointed hairs. Receptacular setae 0.5-2.5 mm. Ray florets 8; corollas yellow, 13-20 mm. Disc florets 50-80+; corollas proximally yellow, distally purplish, tubes 1-1.5 mm, throats campanulate, 4-4.5 mm, lobes ovate-deltate, 0.8 mm, jointed hairs mostly 0.3+ mm. Cypselae obpyramidal, 2.5-3 mm, hairs 2.5-3 mm, inserted at bases and on angles and faces; pappi of 10 lanceolate, aristate scales 6-9 mm (scarious bases 4-5 × 0.8-1.5 mm). 2n = 68, ca. 102. Flowering Jul-Aug. Gypseous soils, including dunes; 1100-1800 m; Ariz., N.Mex., Tex. See comments under 1. Gaillardia pinnatifida.