Kushok Bakula Rinpoche (Tibetan: སྐུ་ཤོག་བ་ཀུ་ལ་རིན་པོ་ཆེ།) is nowadays the head of Pethup Gompa in Spituk, Ladakh, India.
They also claim that his first 19 incarnations have been documented in the Tibetan text Naytan Chagchot (Wylie: gNas hrtan phyag mchod).
After renouncing all worldly comforts he used pakula grass in his everyday life, especially as a sitting and sleeping mat.
[1] The Manorathapurani and the Pali version of Milindapanha maintain him as being born at Kaushambi in a minister's family and then having been swallowed by a fish in the Yamuna river that was later caught by an angler.
The angler sold it to another minister's wife, Upon cutting pen, the child was found unharmed and alive.