Thymophylla puberula Rydberg in N. L. Britton et al., N. Amer. Fl. 34: 177. 1915; Dyssodia puberula (Rydberg) Standley; D. pentachaeta (de Candolle) B. L. Robinson var. puberula (Rydberg) Strother

Leaves 10–28 mm overall, lobes 3–7(–10), subequal. Peduncles 40–100 mm. Calyculi 0, or of 1–3 bractlets. Involucres campanulate to hemispheric, 4.5–5.5 × 4–5 mm. Phyllaries 12–17, margins of outer distinct ca. ¹/3 their lengths, abaxial faces densely puberulent. Disc florets 50–70. Pappi of 5 erose scales alternating with 5, 1–3-aristate scales.

Flowering early spring and late summer, following rains. Calcareous bluffs and slopes, scrublands, deserts; 300–2200 m; Tex.; Mexico.