Tenthredo propinqua Klug, 1817
on Gentiana
larve (© E Altenhofer, from Liston ao)
parasite
Larvae and adults free on the leaves. Freshly moulted larvae are greenish yellow, but soon appear white by a cover of fine wax.
host plants
Gentianaceae, monophagous
Gentiana asclepiadea.
distribution within Europe
notes
The arrows in the picture indicate spots that differ in size with the related T. scrophulariae.
references
Liston, Altenhofer, Netzberger & Prous (2020a), Lorenz & Kraus (1957a).