Valerian (Valeriana officinalis, valerianaceae) is a hardy perennial flowering plant, with heads of sweetly scented pink or white flowers. The flowers are in bloom in the northern hemisphere from June to September. Valerian was used as a perfume in the sixteenth century
Valerian root, is the name of a herb or dietary supplement prepared from roots of the plant, that may be utilized for certain effects including sedation and anxiolytic effect.The amino acid Valine is named after this plant.