Zapatella quercusmedullae (agamic)
The inducer of this gall is unknown or undescribed.
Detachable: integral
Color: brown
Texture: mottled
Abundance:
Shape:
Season: Spring
Related:
Alignment:
Walls:
Location: stem
Form: abrupt swelling
Cells:
Possible Range:i
Common Name(s):
Synonymy: Name
▲Notes
Andricus cryptus
Andricus medullae
Callirhytis quercusmedullae
Cynips quercusmedullae
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.
Cynipid galls of the eastern United States
“
Callirhytis medullae (Ashm.)
Quercus catesbaei [laevis], cinerea [incana], laurifolia, phellos
Stem galls, stem swellings
Gradual swelling on one side of twig in spring. "Adults the next Feb. and Mar." Have never reared it.
Quercus falcata, myrtifolia
Stem galls, stem swellings
Not distinguished in field from [Zapatella quercusphellos]. "Adults the next Feb. and Mar." Have never reared it.
[Photo caption] On Q falcata. Also on Q coccinea, phellos, laurifolia, catesbaei [laevis], myrtifolia. "Adults the next Feb. and Mar." The writer has never reared it.
”- LH Weld: (1959) Cynipid galls of the eastern United States©
Reference: https://www.biodiversitylibrary.org/item/273718#page/116/mode/1up
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