Principal English Translation:
a medicinal herb with round leaves and a white flower, said to be effective for treating venereal disease
The Mexican Treasury: The Writings of Dr. Francisco Hernández, ed. Simon Varey, transl. Rafael Chabrán, Cynthia L. Chamberlin, and Simon Varey (Stanford: Stanford University Press, 2000), 142.
Attestations from sources in English:
Curiously, this herb is said to have the potential to "cause some terrible accidents," and it was recommended that the patient have a steam bath (temazcalli) after the herbal purge.
The Mexican Treasury: The Writings of Dr. Francisco Hernández, ed. Simon Varey, transl. Rafael Chabrán, Cynthia L. Chamberlin, and Simon Varey (Stanford: Stanford University Press, 2000), 142.