Trollius

About

Trollius is a genus of about 30 species of flowering plants closely related to Ranunculus, in the family Ranunculaceae. The common name of some species is globeflower or globe flower. The generic name is derived from the Swiss-German word "Trollblume", meaning a rounded flower. Native to the cool temperate regions of the Northern Hemisphere, with the greatest diversity of species in Asia, species of the genus Trollius usually grow in heavy, wet clay soils.

Summary from Wikipedia