Bactra furfurana (Haworth, 1811)
mottled marble
on Eleocharis, Juncus
parasite
The larva lives as a stem borer; also pupa in a the stem, in a slight cocoon. Affected stems turn yellow.
host plants
Cyperaceae, Juncaceae, restricted polyphagous
Eleocharis palustris; Juncus conglomeratus.
References to Schoenoplectus lacustris are incorrect (Hancock & Bland).
distribution within Europe
references
Bradley, Tremewan & Smith (1979a), Disqué (1905a), Hancock & Bland (2015b), Huisman, Koster, van Nieukerken & Ulenberg (2004a), Martin & Stoecklin (2014a).