"The broom bloomed so fresh and fair... As I wandered to breathe the fresh air, By chance a rich treasure I found." The singer praises the beauty and voice of the girl he sees. He will offer her his home and wealth if she will come with him
Henry offers evidence (based on birds mentioned in the song) that this piece must have originated in England, and a British printing is known. But the plot and style are very Irish.
Kennedy lumps this with "Well Met, Pretty Maid (The Sweet Nightingale)." He's nuts. - RBW