Unknown d-californica-stem-swelling
The inducer of this gall is unknown or undescribed.
Family: Cecidomyiidae | Genus: Unknown
Hosts: Danthonia californica
Detachable: integral
Color: green
Texture: hairless
Abundance:
Shape:
Season: Summer
Related:
Alignment: integral
Walls:
Location: stem
Form: abrupt swelling
Cells:
Possible Range:i
Common Name(s):
Synonymy: 
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.
Gallformers ID Notes
“
An ovate swelling on the stem of Danthonia californica. Occurs as a large, single swelling unlike the clusters of small rounded pustules associated with Cynipanguina galls on this host. The inducer is a midge. Observed in California in June and July.
”- Gallformers Contributors: (2025) Gallformers ID Notes©
Further Information:
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See Also:
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value d-californica-stem-swelling on iNaturalist. You can view them here:
