Balaka streptostachys is a critically endangered species of flowering plant in the family Arecaceae. It is found only in Fiji. It grows to a height of and in diameter. It is distinct from the other Balaka species because of the twists in its rachilla.
The only known population of this palm is in a stand of approximately 50 trees, on the northern foothills of Mt. Sorolevu on Vanua Levu.
It was first described by D. Fuller & John Leslie Dowe in 1999.