Brachycaudus helichrysi
is worldwide in distribution and polyphagous, with host preferences on composites and rosaceous plants.
Common names. Leaf-curling plum 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 species of nearly 65 plant families.
Economic importance. It is particularly important on apple, plum, cherry, peaches, and almond (Rosaceae) and sunflower and Chrysanthemum (Asteraceae), but also attacks a broad range of other crops such as beans, alfalfa, parsley, celery, and a variety of ornamentals. It has been implicated in the transmission of nearly 10 plant viruses.
See also. Taxonomy at Aphid Species File. Aphids on the World's Plants. Literature references.
