mintzitzin.

Headword: 
mintzitzin.
Principal English Translation: 

a medicinal shrub with red stalks, peach-like leaves, and white flowers; known to grow near Uruapan, Michoacan

Attestations from sources in English: 

"The leaves, crushed and applied in the form of a poultice to the stomach, provoke defecation and clean gross humors out of the intestines." (Central Mexico, 1571–1615)
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), 131.