Oreocnide pedunculata

Oreocnide pedunculata, the purple woodnettle or longpedicel woodnettle, is a species of flowering plant in the family Urticaceae, native to south-central and southern Japan, the Ryukyu Islands, and Taiwan. A shrub or small tree 2 to 5 m tall, it is found growing in valleys and forest edges at elevations from 100 to 1200 m. Its leaves are an important food item for Formosan rock macaques (Macaca cyclopis) and Japanese macaques (Macaca fuscata).