Plant Parasites of Europe

leafminers, galls and fungi

Rhyacionia duplana

Rhyacionia duplana (Hübner, 1813)

summer shoot moth

on Pinus

parasite

The larvae bore from the top downwards on young shoots that dry out and perish. Repeated regrowth may induce strangely bushy plants.

host plants

Pinaceae, monophagous

Pinus contorta, nigra, sylvestris.

distribution within Europe

(PESI, 2019).

phenology

Univoltine; hibernation in a grey cocoon on the stem are among the litter.

larva

Body wax-xoloured yellowish brown; head dark brown; prothoracic plate brown; anal plate light brown (Swatschek).

pupa

See Patočka & Turčáni.

synonyms

Evetria duplana.

references

Baixeras, Domínguez & Martínez (1996a), Disqué (1905a), Huisman & Koster (1995a), Meijerman & Ulenberg (2000a), Patočka & Turčáni (2005a), Schütze (1931a), Thomann, Standfuss & Müller-Rutz (1913a), Swatschek (1958a), Thomann (1956a).

Last modified 20.ii.2020