Acyrthosiphon malvae
is nearly worldwide in distribution and feeds mostly on herbaceous roses.
Common names. None recognized.
Distribution. This aphid is globally distributed, located in all but the coldest terrestrial habitats.
Host associations. It has a narrow Holarctic host range, having been recorded from several species of at least 25 plant families including, herbaceous Rosaceae (Acaena, Agrimonia, Alchemilla, Potentilla, Poterium, and Fragaria), and on Erodium, Geranium, and Pelargonium (Geraniaceae), Alcea, and Malva (Malvaceae). Four subspecies are recognized and these feed mostly on Rosaceae.
Economic importance. It is particularly important on Fragaria, Geranium, and Malva. It has been implicated in the transmission of at least 1 virus.
See also. Taxonomy at Aphid Species File. Aphids on the World's Plants. Literature references.
