Aulacorthum speyeri Börner, 1939

on Anthericum, Convallaria, Polygonatum

gall

aphids hypophyllous. In Convallaria the leaves get large yellow spots and become desiccated. Aphids 2-3 mm, shining black except for a few pale spots on body, antennae and siphunculi.

host plants

Asparagaceae, oligophagous

Anthericum ramosum; Convallaria majalis; Polygonatum multiflorum.

Occasionally small populations on Lycopus, Potentilla.

references

Blackman & Eastop (2014), Börner & Franz (1956a), Buhr (1964b), Heie (1994a), Wojciechowski, Depa, Halgoš ao (2016a).

mod 25.i.2019