Plants shrubs, rounded, usually sparsely branched, 3–6 dm tall, 4–8 dm across; leaf blades oblanceolate, (0.5) 0.8–1.5 cm long, 0.2–0.5 cm wide, tomentose to floccose abaxially; inflorescences rather dense 5–12 cm long, 5–20 cm wide, the branches rather diffuse, with racemosely arranged involucres at tips, slender, round, smooth, floccose to thinly tomentose, not spinose; involucres campanulate, 1–1.5 (2) mm long, 1–1.5 mm wide; flowers 2–3 mm long, the perianth yellowish-white, the tepals glabrous.
Flowering May-Oct. Calcareous gravelly washes and slopes in saltbush and creosote bush communities, and occasionally in juniper woodlands; 900–2300 m; scattered desert ranges of eastern San Bernardino Co. and the Kingston Mountains of Inyo Co., California, in the McCullough Mountains of southern Clark Co., Nevada, and just over the border in Mohave Co., Arizona; disjunct on the Juniper Mesa of west-central Yavapai Co., Arizona.
The pictures above were taken on Emigrant Canyon Road in Death Valley and the following pictures were taken on Road 168, on the way to Westgard Pass in Inyo County, California. In this population, the stems are only floccose, not tomentose.
The following pictures were taken on Sep 22 th 2014 on Highway 15 around the Mine of Mountain Pass ( 35°28’4″ N / 115°31’50” W).