Marsh Marigold
Caltha leptoseptala

Family: Buttercup (Ranunculaceae)
AKA:
Photo taken on: July 31, 2005
Location: Rustler Gulch, GV, CO
Life Zones: Subalpine to alpine
Habitat: Wet soil, edge of snow melt

Distinguished from Globeflower in the same habitat by having very white petals and shiny, rounded leaves.

Flora of North America reference.