coltsfoot(redirected from ass’s foot)
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n. pl. colts·foots
1. A low perennial Eurasian herb (Tussilago farfara) in the composite family, naturalized in parts of North America and having dandelionlike flower heads and large, hoof-shaped basal leaves.
2. The dried leaves or flower heads of this plant, long used in herbal medicine to treat coughs.
A perennial herb containing choline, inulin, aponins and stearin; it is antitussive, expectorant and anti-inflammatory, and is used for lung complaints, such as smoker’s cough, pulmonary infections and congestion.
Coltsfoot has been used in Western herbal medicine internally for asthma, bronchitis, whooping cough and emphysema by inhalation of smoking leaves; crushed leaves have been used topically for bites, burns, oedemas, ulcers and other skin conditions.
Coltsfoot has carcinogenic potential.
(Tussilago farfara) Purportedly useful in infections of upper respiratory tract. Plant contains toxic pyrrolizidine alkaloids.