Hormaphis

1 species

Hormaphis is a genus of witch hazel and palm aphids in the family Aphididae. There are at least three described species in Hormaphis, found mainly in eastern North America.

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Hormaphis is a genus of witch hazel and palm aphids in the family Aphididae. There are at least three described species in Hormaphis, found mainly in eastern North America.

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Witch-hazel cone gall aphid

Hormaphis hamamelidis

The witch-hazel cone gall aphid (Hormaphis hamamelidis) is a minuscule insect, a member of the aphid superfamily, whose presence on a witch-hazel (Hamamelis virginiana) plant is easily recognizable by a conical gall structure. The gall is green at...