Our name of the plant comes really from the Anglo-Saxon, Foxesglew or Fox music, in allusion to an ancient musical instrument composed of bells which were hanging from an arched support, a Tintinnabulum, which this plant with its pendent bell-shaped flowers so exactly represents.
"Herbal Simples Approved for Modern Uses of Cure"
William Thomas Fernie
Besides these there is also what Cowper called "clock-work Tintinnabulum"-mere empty jingle.
"The Principles of English Versification"
Paull Franklin Baum