Collected heads and leaves from 3 plants scattered below rock outcrops and above wetlands in rocky, gravelly soil and well developed tundra. Common associates include Sibbaldia procumbens, Erigeron glacialis, Potentilla diversifolia, Deschampsia cespitosa, Antennaria media, Arnica mollis, Carex pachystachya, C. nigricans, C. nelsonii, Juncus drummondiana.