Peraxilla tetrapetala, or red mistletoe, is an endemic parasitic plant in New Zealand. The Maori names for the plant are pikirangi, pirirangi and roeroe. It is a shrub up to one metre tall with glabrous leaves. The flowers are 4-5 mm long, bright red to orange in colour which split open to the base. Red mistletoe is found as a parasitic plant on Quintinia and Nothofagus species.