Witch-hazel Cone Gall Aphid

Hormaphis hamamelidis

Summary 3

The witch-hazel cone gall aphid (Hormaphis hamamelidis) is a minuscule insect, a member of the aphid superfamily, whose presence on a witch-hazel plant is easily recognizable by a red conical gall structure. This gall, rich in nutrients, provides both food and shelter for the female aphid.

National distribution 4

United States
Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

Type of Residency: Year-round

Sources and Credits

  1. (c) kueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda, http://www.inaturalist.org/photos/372768
  2. (c) yasingi, some rights reserved (CC BY-NC), http://www.inaturalist.org/photos/377819
  3. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Hormaphis_hamamelidis
  4. (c) NatureServe, some rights reserved (CC BY-NC), http://eol.org/data_objects/28931187

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