Coltsfoot
a composite plant, Tussilago Farfara. The species now named is cordate, angular, toothed, downy beneath. The flowers are yellow, and come forth in March and April, before the leaves appear. It is abundant in the United States in moist and clayey soils.
The leaves have been used medicinally as an infusion, or have been smoked like tobacco for the cure of asthma.