is a highly polyphagous aphid species with a nearly worldwide distribution.
Common names. Potato aphid.
Distribution. This aphid is globally distributed, located in all but the coldest terrestrial habitats.
Host associations. It has a broad host range, having been recorded from at least 90 families.
Economic importance. It is particularly important on solaneous plant species, especially potato, but also attacks many rosaceous plant species. It has been implicated in the transmission of nearly 70 plant viruses.
See also. Taxonomy at Aphid Species File. Aphids on the World's Plants. Literature references.