Dysaphis pyri (Boyer de Fonscolombe, 1841)

pear-bedstraw aphid

on Cydonia, Pyrus, primary host plants

Pyrus communis, UK © Bob Dransfield & Bob Brightwell, InfluentialPoints

Pyrus communis, Hungary, Mosonmagyaróvár, 26.v.2013 © László Érsek

colony

detail

Pyrus communis, Hungary, Levél, 9.v.2016 © László Érsek: galled leaves

colony

apterae and larvae

gall

leaves are curled and yellowed. Aphids with red body fluids.

host plants

Rosaceae, narrowly oligophagous

Cydonia oblonga; Pyrus communis & subsp. pyraster, nivalis, “pusilla”, spinosa.

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on Rubiaceae, secondary host plant

gall

aphids on the roots and prostrate stems.

host plants

Rubiaceae, oligophagous

Galium album, aparine, lucidum subsp. fruticescens, mollugo, pseudoaristatum, verum.

Sometimes also on Asperula cynanchica, Rubia.

synonyms

Aphis piri Houard, 1908a.

references

Barbagallo, Binazzi, Pennacchio & Pollini (2011a), Barbagallo & Massimino Cocuzza (2014a) , Béguinot (2003b), Blackman & Eastop (2014), Buhr (1965a), Dauphin & Aniotsbehere (1997a), Flügel (2016a), González Funes & Michelena Saval (1988b), Heie (1992a), Hellrigl (2004a), Houard (1908a), Lampel & Meier (2007a), Mier Durante & Nieto Nafría (1983a), Mifsud, Mangion, Azzopardi ao (2011a), Osiadacz & Wojciechowski (2008a), Petrović (1998a), Rakauskas & Trukšinaitė (2011a), Redfern & Shirley (2011a), Ripka, Reider & Szalay-Marzsó (1998a), Roskam (2009a), Suay Cano & González Funes (1998b), Tavares (1905a), Wojciechowski, Depa, Halgoš ao (2016a).