Weidenbusch - Blatteule ( Ipimorpha retusa )
The willow bush - Blatteule ( Ipimorpha retusa ), also called willow Blatteule, is a butterfly (moth ) from the family of cutworms ( Noctuidae ).
- 5.1 Notes and references
- 5.2 Literature
The wingspan of the butterfly is 28 to 32 millimeters. The ground color of the forewings varies from reddish brown to dark brown. Specific type are of early sharp apex and the subsequent indentation located below the hem. Outer and inner lateral line nearly parallel and straight. They are designed bright. The wavy line is strongly jagged, sometimes indistinct. Kidney and ring stain are large, slightly darkened and edged thin white yellow. Zapf blemish missing. The hind wings are gray-brown without markings at the root brightened somewhat. The proboscis of the moths is well developed. The antennae of the males are ciliated short, those of the females thready. The thorax is provided with a clear comb-shaped tufts of hair.
Caterpillar, and chrysalis
Younger caterpillars have a greenish tinge and are provided with whitish back and side ridge lines and same color side stripes. The head has a black color. In the adult animals the head is greenish. The other drawing elements corresponding to those of the young caterpillars.
The pupa is reddish-brown and shows the cremaster two outwardly curved thorns.
The moths of similar subscribed Poplar Blatteule ( Ipimorpha subtusa ) lacks the indentation below the apex at the hem of the front wing or is very weak. They also have bright edged Zapf blemish.
Geographical distribution and habitat
The willow bush - Blatteule is used in almost all of Europe. Eastwards reaches the circulation area via Turkey, Siberia, Mongolia and China to Korea and Japan. In the Alps, it rises to heights of 1600 meters. The animals are mainly found in swampy areas, swamp forests and marshy meadow edges and riparian areas.
Way of life
Main flight time of nocturnal moths are the months of July to September. Visit -scale bait and sometimes even artificial light sources. As a food plant of the mainly living from May to June caterpillars are primarily willow ( Salix) and poplar species (Populus ), where bushes are preferred. They live mostly sociable and like to be spun between the leaves of young shoots. Pupation occurs in a cocoon in the earth or between leaves. Overwintering stage is the egg.
The willow bush - Blatteule is not rare in most German states and, according to the Red List not compromised.