Styphelia perileuca, commonly known as montane green five-corners,[2] is a plant in the heath family Ericaceae and is endemic to New South Wales.

It is an erect, spreading shrub with broad leaves with a spiky tip, and yellowish-green and red tube-shaped flowers with the petals rolled back.

Styphelia perileuca is a spreading shrub which grows up to 3 m (10 ft) tall and wide.

The flowers are tube-shaped, yellowish green in colour with fine red stripes and hang singly from upper leaf axils.

The main threats to the species are its small population size and narrow distribution.