Hawthorn-carrot Aphid (Dysaphis crataegi)

Hawthorn-carrot Aphid (Dysaphis crataegi)

Observation - Hawthorn-carrot Aphid (Dysaphis crataegi). Description: A bright red gall on the leaf of a Hawthorn. Caused by an aphid.

A bright red gall on the leaf of a Hawthorn. Caused by an aphid.