Tramtrees

• trams → morning traffic in Paris and Dublin → wallhall

• Tramtris: the pseudonym adopted by Tristram when he was in Ireland → the role of Tristan (the German form of Tristram) in Wagner's opera Tristan und Isolde was sung by John Sullivan → rollsrights

• trammel trees: the city gets in the way of the trees natural growth; trammel (def.) - a restriction or impediment to someone's freedom of action