Viola odorata
Viola odorata is a species of violets (genus Viola). It is native to Europe and Asia. The plant has also been introduced to North America and Australia. It is commonly known as Sweet Violet, English Violet, Common Violet, or Garden Violet. The herb is known as Banafsa, Banafsha or Banaksa in India. In India, it is commonly used as remedy to cure sore throat and tonsilitis.