“from three lines imperfectly remembered by an old woman in Ballisodare, Sligo”

See YEAR OF WONDER: Classical Music for Every Day (2017), by Clemency Burton-Hill: 13th June entry.

“It has been suggested that the location of the “Salley Gardens” was on the banks of the river at Ballysadare near Sligo where the residents cultivated trees to provide roof thatching materials. “Salley” or “sally” is a form of the Standard English word “sallow”, i.e., a tree of the genus Salix.” (Wikipedia)