zoconan.

Headword: 
zoconan.
Principal English Translation: 

a medicinal plant whose leaves have medicinal value

Attestations from sources in English: 

"the leaves cure ringworm or tetters" (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), 127.