Cochylimorpha straminea (Hawoth, 1811)

straw conch

on Centaurea

gall

The larvae of the summer generation live in the peduncle just below the flower head and feed in the developing fruitlets; about late July they pupate in their retreat. The next generation hibernates as small larvae high in the plant; in the spring they live as borers in the centre of the rosette.

hostplants

Asteraceae, monophagous

Centaurea nigra, stoebe, vallesiaca.

synonyms

Euxanthis, Stenodes, straminea.

larva

Body dirty white; head blackish brown; prothoracic and anal plate brown. See further Swatschek.

pupa

See Patočka & Turčáni.

references

Bradley, Tremewan & Smith (1973a), Disqué (1905a), Hancock & Bland (2015a), Müller (1989a), Patočka & Turčáni (2005a), Swatschek (1958a), Tuinstra (2021a).