The southern portion, from Lake Pangong to Tengri Nor, is inhabited by pastoral tribes of Tibetans, and possesses a few hamlets, such as Ombo, Rudok and Senja jong.
For convenience of classification we may include in Khamdo a long strip of country extending along the northern border of the Lhasa territory of Lhorong jong and Larego as far as Tengri Nor, and bounded to the north by the Dang-la mountains, which is designated by Tibetans as Gyade or " the Chinese province."
The administrative subdivisions of the Lhasa country, of which there are fifty-four, are called jong, or " prefecture," each of which is under the rule of two jong-pon, the one a lama, the other a layman.
They returned by much the same way to near Khamba jong, and re-entered Sikkim by the Donkya pass.
Travelling by way of Khamba jong directly to Gyantse and Shigatse, he turned eastwards at the latter town, finished the survey of the Yamdok t'so, and crossed the Himalaya into the valley of the Lobratsangpo or Upper Manas river.
