1. Used other than figuratively or idiomatically: see malo, mujer: bad woman, evil wife

2. any of various plants of various genera and families, especially those that sting

a. Bocconia latisepala

b. various species of genus Cnidoscolus

a. Cnidoscolus angustidens (Tamaulipas)

b. Cnidoscolus tubulosus

c. Cnidoscolus urens (Chiapas, Oaxaca)

d. tree spinach (Cnidoscolus aconitifolius) (Chihuahua)

c. smoketree spurge (Euphorbia cotinifolia)

d. fork-bracted rosemallow (Hibiscus bifurcatus)

e. buffalobur nightshade (Solanum rostratum)

f. eastern poison ivy (Toxicodendron radicans)

g. flameberry (Urera caracasana) (Morelos)

h. Caracus wigandia (Wigandia urens, syn. Wigandia caracasana)