close up of a green flower of the helleborus argutifolius.

flower plant green leaf produce shrub wildflower herb blossom food tree nature garden yellow branch petal fruit close helleborus argutifolius spring argutifolius background beautiful beauty bloom blooming blossom botany caucasus closeup color colour environment flora floral flower fresh garden green hellebore greenish helleborus purpurascens viridis herbaceous holly-leaved leaf leaves lividus macro natural nature ornamental outdoor perennial petal plant region season spring flowers summer wild