Bactericera nigricornis (Förster, 1848)

polyphagous on herbs

parasite

Larvae ± 2 mm, oval, strongly flattened, surrounded by a shining “nimbus” of wax threads, at the underside of the leaf, sometimes in a shallow depression. Several generations; hibernation as adult insect in conifers.

hostplants

Apiaceae, Asteraceae, Brassicaceae, Chenopodiaceae, Solanaceae …., among others:

Barbarea vulgaris; Brassica oleracea, rapa; Chenopodium; Cichorium intybus; Cirsium arvense, vulgare; Daucus carota; Leontodon; Raphanus sativus; Senecio vulgaris; Solanum tuberosum; Taraxacum.

larva

See Burckhardt & Freuler.

synonyms

Trioza nigricornis.

references

Burckhardt (1983a, 2002a), Burckhardt & Freuler (2000a), Conci, Rapisarda & Tamanini (1996a), Hellrigl (2004a), Jerinić-Prodanović (2010a), Lauterer (1976a), Malenkovský & Lauterer (2012a), Ossiannilsson (1972am 1992a), Seljak (2006a).

mod 26.iv.2018