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An oak apple on a tree in Worcestershire, England. An oak apple or oak gall is a large, round, vaguely apple-like gall commonly found on many species of oak. Oak apples range in size from 2 to 4 centimetres (1 to 2 in) in diameter and are caused by chemicals injected by the larva of certain kinds of gall wasp in the family Cynipidae. [1]
Amphibolips quercuspomiformis, also known as the apple gall wasp or live oak apple gall wasp, is a species of gall wasp. It induces galls in coast live oak and interior live oak trees. Like many gall wasps, it has two alternating generations which induce differing galls: an all-female parthenogenic generation, and a bisexual generation. The ...
Biorhiza pallida, also known as the oak apple gall wasp, [1] is a gall wasp species in the family Cynipidae. This species is a member of the tribe Cynipini: the oak gall wasp tribe. Cynipini is the tribe partially responsible for the formation of galls known as oak apples on oak trees. These are formed after the wasp lays eggs inside the leaf ...
Articles relating to oak apples (oak galls), the common name for a large, round, vaguely apple-like gall commonly found on many species of oak.Oak apples range in size from 2 to 4 centimetres (1 to 2 in) in diameter and are caused by chemicals injected by the larva of certain kinds of gall wasp in the family Cynipidae.
Atrusca brevipennata, formerly Andricus pellucidus, also known as the little oak-apple gall wasp, is a locally common species of cynipid wasp that produces galls on oak trees in North America. [1] The wasp oviposits on shrub live oak and Gambel oak leaves. [ 1 ]
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Atrusca bella, also known as the little oak-apple gall wasp, is a locally common species of cynipid wasp that produces galls on oak trees in North America. [1] The wasp oviposits on Arizona white oak , Mexican blue oak , netleaf oak , Toumey oak , and shrub live oak . [ 1 ]
Acraspis quercushirta Jewel Oak Gall Wasp [10] Acraspis villosa ; Amphibolips acuminata oaks; Amphibolips confluenta Spongy Oak Apple Gall Wasp; Amphibolips cookii Oak Apple Gall Wasp; Amphibolips nubilipennis Translucent Oak Gall Wasp; Amphibolips quercusinanis Larger Empty Oak Apple Wasp [11] Amphibolips quercusjuglans Acorn Plum Gall Wasp