Location: upper leaf, lower leaf, leaf midrib, between leaf veins
Form: leaf spot
Cells: monothalamous
Possible Range:i
Common Name(s):
Synonymy:
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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
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Oval leaf spots on leaves of Quercus phellos, often but not exclusively clustering along the midrib, with a purple spot in the center and a distinct purple ring at the edge. Slightly swollen above and below the surface of the leaf. Observed in Arkansas in April and May.
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value q-phellos-purple-leaf-spot on iNaturalist. You can view them here: