TaxonHub
Oak Apple Gall Causer

Oak Apple Gall Causer

Biorhiza pallida

A cynipid wasp species found in Europe that induces distinctive gall formations on oak trees through complex interactions with plant tissues

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Oak Apple Gall Causer
Oak Apple Gall Causer
Oak Apple Gall Causer
Oak Apple Gall Causer
Oak Apple Gall Causer
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Ecology & Habitat

Habitat

Deciduous oak forests and woodlands across temperate regions of Europe, primarily associated with Quercus species

Ecological Role

Key species in oak ecosystem dynamics, facilitating nutrient cycling and providing microhabitats for other invertebrates within gall structures

Morphology

  • SKIN COAT Exoskeleton with fine pubescence, coloration ranging from dark brown to black
  • LIMBS WINGS Two pairs of membranous wings, typically translucent with delicate venation
  • HEAD SENSORY Compound eyes, antennae with multiple segments for chemical and tactile sensing
  • BODY STRUCTURE Small wasp, approximately 4-6 mm in length, with compact hymenopteran body plan
Data Source: TaxonHub Database
Image Credit: Dominicus Johannes Bergsma
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Related Species in Cynipidae