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Aphis carduella

a common North American aphid species attacking mostly umbells and composites

Common names. Dogwood aphid, Sunflower aphid.

Distribution. This aphid is found mostly in northwestern United States and Canada.

Host associations. It has a narrow host range being recorded from many species among 6 plant families including, Asteraceae and Apiaceae, but has been recorded from Cornus (Cornaceae) and Epilobium (Onagraceae) and others.

Economic importance. It is particularly important on wild carrot, celery, parsnip, and various species of composites. It has been implicated in the transmission of at least 7 plant viruses.

See also. Taxonomy at Aphid Species File. Aphids on the World's Plants (as Aphis helianthi). Literature references.

References

Blackman, R.L. and V.F. Eastop. 1994. Aphids on the World’s Trees. CAB International with The Natural History Museum, London. viii + 987 pages, 135 figures, 16 plates.

Blackman, R.L. and V.F. Eastop. 2000. Aphids on the World’s Crops, Second Edition. John Wiley & Sons with the Natural History Museum, London. x + 466 pages, 58 figures, 51 plates.

Blackman, R.L. and V.F. Eastop. 2006. Aphids on the World’s Herbaceous Plants and Shrubs. Volume 2 The Aphids. John Wiley & Sons with the Natural History Museum, London. viii + pages 1025-1439.

Chan, C.K., A.R. Forbes, and D.A. Raworth. 1991. Aphid-transmitted viruses and their vectors of the world. Agriculture Canada Technical Bulletin 1991-3E. 1-216 pp.

Voegtlin, D., W. Villalobos, M.V. Sanchez, G.Saborio, and C. Rivera. A Guide to the Winged Aphids of Costa Rica. 2003. International Journal of Tropical Biology and Conservation 51(Suppl. 2):xi + 228 pp.