CALTROP; CALTRAP n. 2 definitions
A genus of herbaceous plants (Tribulus) of the order Zygophylleæ, having a hard several-celled fruit, armed with stout spines, and resembling the military instrument of the same name. The species grow in warm countries, and are often very annoying to cattle.
CALUMBA n.
The root of a plant (Jateorrhiza Calumba, and probably Cocculus palmatus), indigenous in Mozambique. It has an unpleasantly bitter taste, and is used as a tonic and antiseptic. [Written also colombo, columbo, and calombo.] American calumba, the Frasera Carolinensis, also called American gentian. Its root has been used…