A Pāḷi translation of a Singhalese original, giving the history of the arrival of the Bodhi tree in Sri Lanka.
It was written about the tenth century and is ascribed to Upatissa (Svd.vs.1262), who wrote it at the request of Dāṭhānāga.
Saraṇaṅkara Saṅgharāja wrote a paraphrase on it, the Madhurārthaprakāsinī. For details see P.L.C.156 ff.