the world > plants > particular plants > cultivated or valued plants > particular medicinal plants or parts > non-British medicinal plants > [noun] > medicinal roots > snake-root or contrayerva (4)
A name given, in general use, to the root-stock and scaly rhizome of species of Dorstenia (D. Contrayerva and D. braziliensis, family Urticaceæ)…
The medicinal root of a North American plant, perhaps the black snakeroot, Cimicifuga racemosa. Also: the plant itself. Cf. richweed, n. 1.