Wachtliella persicariae (Linnaeus, 1767)
on Bistorta, Persicaria
Persicaria amphibia, Belgium, prov. Namur, Gembloux: heavy infestation © Jean-Yves Baugnée
light infestation
larvae in the gall
Persicaria amphibia, Amstelveen, Schinkelbos: transverse section
larva; at right a cocoon
Persicaria maculosa, Zalk © Arnold Grosscurt
pupae in cocoons
gall
A gall contains several white-orange larvae that pupate there in a white cocoon. Several generations per year.
host plants
Polygonaceae, oligophagous
Bistorta officinalis, vvipara; Persicaria amphibia, hydropiper, lapathifolia, maculosa.
According to Buhr rarely also on Fallopia dumetorum and even Polygonum aviculare.
larva
prosternum with spatula (from Möhn, 1955a)
synonyms
Perrisia persicariae.
references
Béguinot (2001c, 2002h, 2012a), Bellmann (2012a), Bruun (2015a), Buhr (1965a), Chinery (2011a), Cogolludo (1921a), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Deckert & Deckert (2016a), Gagné (2010a), Groom (2011a), Houard (1908a), Koops (2013a), Lambinon, Carbonnelle & Claerebout (2015a), Lambinon, Schneider & Feitz (2001b), Lehmann & Flügel (2012a), Lehmann & Hannover (2016a), Mirumian (2011a), O’Connor (2005a), O’Connor & Wistow (1999a), Redfern & Shirley (2011a), Roskam (2009a), Roskam & Carbonnelle (2015a), Schneider (2016a), Simova-Tošić, Skuhravá & Skuhravý (1996a, 2000a, 2007a), Skuhravá & Skuhravý (1994a, 1999a), Skuhravá, Skuhravý, Blasco-Zumeta & Pujade-Villar (2006a), Skuhravá, Skuhravý & Buhr (2013a), Skuhravá, Skuhravý & Carbonnelle (2017a), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý, Dončev & Dimitrova (1991a, 1992a), Skuhravá, Skuhravý & Jørgensen (2006a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý & Neacsu (1972a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a), Sylvén (1983a), Tomasi (2012a, 2014a).