Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Phong Nha-Ke Bang National Park' has mentioned 'Tropical forest' in the following places:
Occurrence Sentence Text Source
[3][39] According to the results of initial surveys, the primary tropical forest in Phong Nha-Kxe1xbaxbb Bxc3xa0ng consists of 140 families, 427 genera, and 751 species of vascular plants, of which 36 species are endangered and listed in the Vietnam's Red Data Book.
The reserve is largely covered in tropical forest with a high level of biodiversity and endemic species.
It has a unique forest type in the world: green tropical forest.