In "the traditional pedigree" of the Munro family (citing MacKenzie, History of the Munros of Fowlis), Farquhar is #36, father of Robert Munro of Aldie
On page 73, Kelley notes that he has seen no published documentation about this part of the pedigree, adding that Mackenzie was "a fairly careful historian" and "doubtless had good reason for the pedigree he gives."