birght yellow coltsfoot flowers, selective focus

alkaloids and asss birght bract bracts bulls colds colstfoot coltsfoot couch coughing coughwort respiratory farfara fever floets floret flower flowers flu foals foalswort focus foot gout herb herbaceous herbal horse infections locomotor medicinal medicine perennial plant rheumatism rosette selective sirup skin spring system tash tract tussilago viral wildflowers yellow nature flora