James Lockhart, Nahuatl as Written: Lessons in Older Written Nahuatl, with Copious Examples and Texts (Stanford: Stanford University Press and UCLA Latin American Studies, 2001), 236.
(sixteenth century, central Mexico) Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 10 -- The People, No. 14, Part 11, eds. and transl. Arthur J. O. Anderson and Charles E. Dibble (Santa Fe and Salt Lake City: School of American Research and the University of Utah, 1961), 131.
an herb used to cure an ailment in the pubic region
Martín de la Cruz, Libellus de medicinalibus indorum herbis; manuscrito azteca de 1552; segun traducción latina de Juan Badiano; versión española con estudios comentarios por diversos autores (Mexico: Fondo de Cultural Económica; Instituto Mexicano del Seguro Social, 1991), 49 [33 r.].