Myzus langei (Börner, 1933)

on Asperula, Galium

Myzus langei: gall on Galium mollugo

Galium mollugo, Belgium, prov. Namur, Philippeville, Sart-en-Fagne, RN Al Florée © Stéphane Claerebout

Myzus langei: larval alate

larval alate

gall

aphids, high in the plant, cause a strong shortening of the upper internodes. Apterae, 1.5-2 mm, are dull yellowish to pale green, anteriorly with rosy red (immatures are bright rosy red); siphunculi pale, ≥ 2 x cauda. The colonies are visited by ants.

host plants

Rubiaceae, oligophagous

Asperula cynanchica; Galium lucidum, mollugo, verum.

synonyms

Galiobium langei.

notes

Wojciechowski ao report an observation on Prunus avium; if this identification were correct it could be an indication of host alternation in this species.

references

Barbagallo, Binazzi, Pennacchio & Pollini (2011a), Barbagallo & Massimino Cocuzza (2014a), Blackman & Eastop (2014), Börner & Franz (1956a), Buga & Stekolshchikov (2012a), Buhr (1964b), Danielsson (1974a), Heie (1992a), Hellrigl (2004a), Lampel & Meier (2007a), Müller (1986a), Osiadacz & Wojciechowski (2008a), Petrović (1998a), Stekolshchikov, Leshchinskaya, Buga & Voronova (2010a), Szelegiewicz (1982b), Tambs-Lyche (1970a), Wojciechowski, Depa, Halgoš ao (2016a).

mod 10.ii.2019