The hump back Dischidia

Dischidia astephana is endemic to the highland of Malaysia. It belongs to a group of Dischidias with turtle shell leaves that attract ants below the surface, However, its bumpy leaf and the five-lobed scarlet flowers set it apart from all other similar species. The strange leaves even turn purplish under bright light !
While wandering in the highland, we noticed this tree with one fork showing the flaking bark typical of many species from the Myrte family (Myrtaceae), and the other smothered with this Dischidia .....
....which is kind of baffling since the flaking bark is supposed to rid the tree of epiphytes. Anyway, this species is documented to be found commonly found on Leptospermum and probably other myrtle-like plants. You can see that the leaves actually stack on top of each other - creating folds upon folds of hiding places for its insect friends.
.... I gave a few taps on the foliage with a stick and angry ants started oozing out from the crevices.
....the abdomens, which are shaped like black spades from poker cards, identified them as Crematogaster sp ....
Here's a closeup of the unique flower. While most Dischidias are rather drab, this species is very desirable horticulturally. If only it is more tolerable to the lowland heat .....