English: Angus casus; Chaste tree; Chaste-tree, abraham's balm; Mönchspfeffer; The chaste tree; Verbena verticillata; Vitex a; Vitex genus.
Names: hagnos is the Greek and Castus the Latin for ‘as innocent as a lamb’ symbolising purity; a-gonos could also mean: no progeny.
French: Arbre chaste.
Dutch: Monnikspeper.
Culture: branches are laid on a novice’s path when she is entering the convent to become a nun in Italy.
Source: Stichting voorlichting natuurgeneeswijzen, July, August 1987.