The bud of Rafflesia tuan-mudae emerges from the host plant, a vine called Tetrastigma sp.
Belian tree, Eusideroxylon zwageri is getting rare now in Borneo. This ironwood tree has very high market value, so all the logging people want to cut it down to sell its hardwood. Once the tree trunk is cutting down, it will produce small branches from the trunk.....but it will take up to 120 years to reach 30 cm diameter.
Probably Hoya danumensis (?) from new location in western Sarawak....growing on a boulder:
The seed of Belian tree
A bud of Rafflesia