Fruit characteristics Jernang can be recognized by its small stems, grow longitudinally with a creeping rod or climb to a height of 15m on other media around it. The leaves are pinnate with a size of 15mm, child lanceolate, memita and there are fine spikes on the surface. Malay flowers are composed of bunches, while the ripe fruit is round reddish brown and single seed. Proliferation is generative that uses its seeds to grow. And can be obtained wildly in the forests with an altitude of 300m above sea level.