Chrysothamnus viscidiflorus subsp. puberulus
Publ. Carnegie Inst. Wash 326: 182. 1923.
Plants 20–50 cm. Stems (grayish green) densely puberulent. Leaf-blades pale grayish green, usually 1-nerved, sometimes 3-nerved proximally, narrowly linear, 10–40 × 1–2 mm, often twisted, canaliculate, margins flat or involute, puberulent, apices acute, faces densely puberulent. Heads in small, compact, cymiform arrays. Involucres turbinate, 5–7 mm. Phyllaries 14–16 in 3–4 series, in weakly aligned vertical ranks, midveins obscure to evident distally, ± keeled, oblong, unequal, margins scarious, entire to ciliolate, subapical green patch sometimes present, apices obtuse or outer barely acute, faces puberulent. Disc-florets mostly 5; corollas 5–6 mm, lobes 0.7–1.2 mm.
Phenology: Flowering summer–fall.
Habitat: Subalpine slopes
Elevation: 1500–3000 m
Ariz., Calif., Idaho, Nev., Oreg., Utah.