Artemisia cana subsp. bolanderi
Contr. Dudley Herb. 4: 192. 1953.
Shrubs, 50–60(–80) cm. Stems white (felty-tomentose when young). Leaves sometimes bright green, blades linear to narrowly lanceolate, (1.5–)3–4 × 0.2–0.6 cm, usually entire, sometimes with irregular lobes. Heads (2–3 per branch) in (sparsely leafy) arrays 12–18 × 1–2 cm. Involucres broadly campanulate, 3–4 × 4–5 mm. Phyllaries narrowly ovate-lanceolate, acute (outer) or obtuse, densely hairy. Florets 8–16. Cypselae 1–1.5 mm. 2n = 18, 36.
Phenology: Flowering mid–late summer.
Habitat: Gravel soils, mountain meadows, stream banks
Elevation: 1600–3300 m
Calif., Nev., Oreg.
Subspecies bolanderi is known only from the western United States.