Haplopappus nuttallii Torrey & A. Gray var. depressus Maguire, Amer. Midl. Naturalist 37: 144. 1947; Machaeranthera grindeloides (Nuttall) Shinners var. depressa (Maguire) Cronquist & D. D. Keck

Plants densely cespitose, 3–8(–12) cm. Leaves mostly crowded at base of stems, margins conspicuously white-bristled, bristles (1.5–)2–4 mm. Heads usually 1. Peduncles 1–4 cm, usually ebracteate, occasionally bracteate.

Flowering summer. Calcareous or clayey slopes; 1300–2000 m; Nev., Utah.

Variety depressum was attributed to Arizona by J. T. Kartesz and C. A. Meacham (1999), but I have seen no specimen from there.