Watpan (Tussilago farfara): Distribution, Habitat, Morphology, Economic Importance and Extracts
Tussilago farfara L., sometimes known as coltsfoot, is a perennial herbaceous plant belonging to the Asteraceae family that is widely distributed in Europe, Asia, and North and South America. The yellow flowers bloom in the early spring, but the leaves appear after the seeds have ripened. Coltsfoot flower buds are a traditional Chinese medicine that has been used to treat respiratory tract ailments for generations, as well as more recently, as a cough suppressant, expectorant, and soothing agent for mucosa, skin illnesses, wounds, and pimples.