coyotillo
nounEtymology From Spanish coyotillo; diminutive of coyote, which is able to eat its poisonous fruit without harm.
1
A low rhamnaceous shrub (Karwinskia humboldtiana) of the southwestern United States and Mexico, with poisonous berries.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.