John Claude White,
Sikhim and Bhutan — Chapter XIII …
(1909)
“ A little further on we crossed the Chalu-chhu, and the valley widened out into the most delightful glades and upland swards, forming rich grazing-grounds; in fact, Chalu-thang would form a perfect site for a summer sanatorium, for it is a well-wooded, gently sloping park, spreading for several miles up the vales of the Chalu-chhu and Tak-phu-chu. Growing in abundance were spruce, larch, silver fir, holly-oak, various pines and rhododendrons, interspersed with grassy slopes, while the main valley had the appearance of a gigantic avenue leading up to the snowy pyramid of Senchu-la. ”
