Ericameria nauseosa var. bigelovii
Plants 15–120 cm. Stems whitish, nearly leafless at flowering, loosely tomentose. Leaves mostly grayish white; blades 1-nerved, filiform, 15–30 × 0.5–1 mm, faces tomentulose. Involucres 10.5–12.5 mm. Phyllaries 14–18(–25), apices erect, acute to acuminate, abaxial faces tomentulose. Corollas 9–11 mm, tubes glabrous or puberulent, lobes 0.8–1.5 mm, glabrous; style appendages longer than stigmatic portions. Cypselae glabrous; pappi 7.2–11 mm. 2n = 18.
Phenology: Flowering late summer–fall.
Habitat: Dry slopes and mesas
Elevation: 1300–2200 m
Ariz., Colo., N.Mex., Utah.