Tonestus (Haplopappus) lyalli is a common alpine in this area, where it might only be confused at first glance with Erigeron aureus. (On closer inspection, the leafy stems of T. lyallii and the different calyces (purple-hairy on E. aureus) and flower differences readily distinguish the two species.)
In bud and showing the distinctive calyx:
I always like when people post more than on view of the species. Flowers are great, but they never tell the whole story.