With its large size and silky white wings, this is a distinctive species.
Family
Geometridae
Biostatus
Endemic
Host Plant
Flax (both species)
Larva
Flattened shape. Feeds on both flax species. Rests at plant base in daytime, makes slot-like windows under leaves at night.
Pupa
Pupates in detritus at plant base.
Adult/Imago
Silky white wings, occasionally with brownish suffusion. Rarely seen as adult. September to March. Flies from dusk, attracted to light.
Forewing Length
14 - 20mm
Range
NZ
Habitat
Wetlands, shrublands, coastal areas, forest edges and clearings, subalpine scrub.
