a edible plant (pictured and glossed in the Florentine Codex); it is light green ("like turquoise"), and it lives at the edge of the water. Eating it can cause one to belch. Another name for it is ahuexocaquilitl (or auexocaquilitl).
Sahagún, Bernardino de, Antonio Valeriano, Alonso Vegerano, Martín Jacobita, Pedro de San Buenaventura, Diego de Grado, Bonifacio Maximiliano, Mateo Severino, et al. Historia general de las cosas de Nueva España (Florentine Codex), Ms. Mediceo Palatino 218–20, Biblioteca Medicea Laurenziana, Florence, MiBACT, 1577. Available at Digital Florentine Codex/Códice Florentino Digital, edited by Kim N. Richter, Alicia Maria Houtrouw, Kevin Terraciano, Jeanette Peterson, Diana Magaloni, and Lisa Sousa, bk. 11, fol. 134r. (and more on fol. 136r.). Los Angeles: Getty Research Institute, 2023. https://florentinecodex.getty.edu/en/book/11/folio/134r . Accessed 18 November 2025.