Melicytus flexuosus is a species of plant in the family Violaceae. It is endemic to New Zealand. It is found in both the North and the South Island.
The plant can grow as tall as . It is a grey, tangled, branchy shrub. The leaves are normally hidden inside the outer branches. The fruit may be dispersed by lizards.
This species was formerly placed under Melicytus dentatus. It was described by New Zealand botanists Brian Molloy and Tony Druce.