Pterocallis albida Börner, 1940
on Alnus
parasite
on Alnus
parasite
About 1 mm large, shining yellowish to greenish white apterae nd alatae live dispersed at the underside of the leaves; not attended by ants.
host plants
Betulaceae, narrowly monophagous
Alnus incana.
references
Blackman & Eastop (2017), Börner & Franz (1956a), Durak, Durak & Borowiak-Sobkowiak (0000a), Görür, Işik, Akyürek & Zeybekoğlu (2009a), Heie (1982a, Lampel & Meier (2003a), Müller & Horatschek (1980a), Tambs-Lyche & Heie (1984a), Weis (1955a), Wieczorek & Kanturski (2011a), Wojciechowski, Depa, Halgoš ao (2016a).