"Colum-cille asked, drawing his companion out of the way of a yew-tree that heaved itself at them."
"The other mourners followed, but remained grouped together at the door of the vault, watching with anxiety the motions of Colonel Ashton and the stranger, who now appeared to be in close conference beneath the shade of a yew-tree, in the most remote part of the burial-ground."
"But when the voices shaken from the yew-tree drift away"