Biorepository Data Portal

Perennials, 10-25 cm (cespitose), mildly aromatic (caudices relatively slender). Stems gray-green, glabrate. Leaves persistent, gray-green; blades (basal) oblanceolate, 2-7 × 0.1 cm, 2-pinnately lobed (lobes linear or oblanceolate; cauline blades smaller, 1-2-pinnate or entire), faces silky-canescent. Heads (5-22) in spiciform arrays 5-9 × 1-1.5 cm. Involucres broadly globose or subglobose, 4 × 4-7 mm. Phyllaries green (margins black or dark brown), densely villous. Florets: pistillate 6-13; bisexual 15-30; corollas 1.5-2.5 mm, hairy (at least on lobes). Cypselae 0.8-1 mm, glabrous. 2n = 18. Flowering mid-late summer. Alpine meadows, protected areas, bases of rocks; 3100-4200 m; Colo., Mont., Nev., N.Mex., Utah, Wyo.