valerian flowers.

bloom bloomer blooming blossom blossoming blossoms botanical botany bud buds centranthus close closeup detail ecological field flora floral flower flowering flowers flowery grow heart herb heritage homeopathic indigenous inflorescence insomnia leaves medicinal medicine natural naturalizing nature nobody officinalis perennial petal petals pink pistil plant pollen sedative shore solitary spines stalks stamen stem stems summer valerian valeriana wildflower