ranunculus glacialis

alpine alps arctic biology bloom blooming blossom blossoming botanic botany buttercup conservatorie crowfoot cushion environmental eritrichium family flora floral flower glacialis glacier globulariifolium green grows inflorescence italy moraine mountain mountains nanum nature nncircumpolar nnglacier northern phytogeographical plant ranunculaceae ranunculus rhaetian rocky scientific specie specimen stamen stem stigma stony studies switzerland taxa taxonomy uncultivated white wild wildlife