H. J. Murton

“ The only other Gutta Percha that I have seen is Gutta Puteh the product of I. macrophylla; the tree differs from I. Gutta in the shape and colour of its leaves, and is readily recognized at a distance by the Perak collectors.
This Gutta is obtained in the same way as the former, but is worth only about $15 per pikul. It differs in appearance from G. taban in being white, more spongy and less plastic; but it is often found adulterated with G. jelutong, which causes it to be brittle and almost useless. The trees of each species yield about 23 catties of Gutta each. ”

“ A tree not less than 3 feet in circumference at three feet from the ground is selected, the larger the tree the greater the quantity of Gutta obtainable, it is then cut down at 5 or 6 feet from the ground, and as soon as it is felled the top is taken off where the principal stem is about 3 or 4 inches in diameter ”

“ Sides of hills, on granite formations, in well drained spots, appear best suited to their requirements; and if their cultivation is attempted the best plan to adopt is certainly to procure ripe seeds and sow them singly in pots, made of a joint and one internode of a bamboo, and when ready for planting in permanent plantations, the bamboo should be split down on two sides and planted also ”