Very common on the Umbilicus rupestris here. They form longitudinal ragged tears in the epidermis. I thought when I photographed they might be incipient Puccinia umbilici, but I could find no spores in my sample later. Do please correct me on this!
Observed on Rowan tree foliage.
on Sycamore
on Field Maple
Observed on sycamore foliage.
On Centranthus ruber
In Tambo Rec. Growing on a type of plum. Most of fruits affected.
On oak bud
Quercus cerris
I think it's on Quercus cerris
On Turkey Oak (Quercus cerris)
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