1. Plural of butterbur; large-leaved plants of the genus Petasites, native to Europe and Asia, with thick rhizomes and clusters of small flowers that appear before the leaves.
Usage: Commonly used in herbal medicine and traditional remedies; The plant is also called coltsfoot in some regions

Examples

• Butterburs grow wild in damp meadows and along stream banks.
• The large leaves of butterburs can reach several feet in diameter.
• Some people use butterbur extract to help with allergies and migraines.
• Butterburs are native to temperate regions of Europe and Asia.
• The rhizomes of butterburs spread underground and can be difficult to remove from gardens.
• Traditional herbalists have used butterburs for centuries in folk remedies.