Well, let's not make any assumptions here. For one thing, at least one version that discusses the entwining rose and briar says nothing about the different locations of burial. It's one of the related Barbry Ellen links -- not sure which. For another the parts of a church are often loosely named. For a third, the rose and the briar growing out of true lovers' bosoms int heir graves is a common theme...for example, it is reconstructed completely in "Lord Lovell". So who knows which verses were borrowed from whence?

A