For example , Koompassia excelsa ( tualang ) and Shorea faguetiana ( Damar Siput ) have been recorded at heights of 88 m .
These trees are native to the rainforests of the region and include some of the world 's tallest species .
Koompassia excelsa ( tualang ) and Shorea faguetiana ( Damar Siput ) have been recorded at heights of 88 m .
These trees are native to the rainforests of the region and include some of the world 's tallest species .