coltsfoot
/ˈkɒltfʊt/Definitions
1. noun
a perennial plant (Tussilago farfara) having yellow flowers and leaves that resemble those of dandelion; also, the leaves of this plant, which are used in herbal medicine, especially to treat coughs and other respiratory ailments.
“The herbalist used coltsfoot to make a soothing tea for the patient’s bronchitis.”