''Hormaphis'' is a genus of witch hazel and palm aphids in the family

Aphididae The Aphididae are a very large insect family in the aphid superfamily ( Aphidoidea), of the order Hemiptera. These insects suck the sap from plant leaves. Several thousand species are placed in this family, many of which are considered plant/cr ...

. There are at least three described species in ''Hormaphis'', found mainly in eastern North America.

Species

These three species belong to the genus ''Hormaphis'': * ''

Hormaphis betulae ''Hormaphis'' is a genus of witch hazel and palm aphids in the family Aphididae The Aphididae are a very large insect family in the aphid superfamily ( Aphidoidea), of the order Hemiptera. These insects suck the sap from plant leaves. Severa ...

'' (Mordvilko, 1901) * '' Hormaphis cornu'' (Shimer, 1867) * '' Hormaphis hamamelidis'' (Fitch, 1851) (witch hazel cone gall aphid)

Species

References

Further reading