buttercup (ranunculus ficaria) 'collarette' with small, heart-d green leaves flowering with unique doub

collarette ranunculus ficaria attractive background beautiful beauty bloom blooming blossom botanic botanical bright bud buttercup charming closeup delicate detailed double early environment flora floral flower foliage garden gardening gold green heartshaped leaves macro nature ornamental outdoors petals plant small spring springflowering stamens sunlight unique variety vibrant yellow 'collarette' heart-shaped flowering doub flowers