huapahualizpatli.

also called "medicine for convulsions;" this is a medicinal shrub that can be as tall as a person, with a rough trunk and bare branches; has yellow flowers; it was used to "restore lost movement" (Valley of Mexico, 1570–1587)

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.