Our ID Notes may contain important tips necessary for distinguishing this gall from similar galls and/or important information about the taxonomic status of this gall inducer.
The plant-feeding gall midges of North America
β
Iva
...
Tapered stem swelling...Neolasioptera sp.
Swellings are reportedly about 25β30 mm long and 5 mm at the widest diameter. Host: Iva sp. Distr.: unspecified.
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value iva-tapered-stem-swelling on iNaturalist. You can view them here: