Note 19 — Chapter I · JOURNEY FROM DARJILING TO TASHILHUNPO.
Reading edition
Tsos (pron. tso) means “dye” in Tibetan. The dye here referred to is probably the yellow one prepared from the symplocos. See Hooker, op. cit., ii. 41, and J.R.A.S., 1891, 218.—(W. R.) ↑