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Observed: 6th June 2013 By: Yashca
Added: 6th June 2013
A gall seen along the edges of Blackthorn leaves. Research has led me to believe that it is an Eriophyes sp. either E. similis or E. prunispinosae but I don't know how to distinguish between these two species. If anyone knows or can point me in the right direction I would very much appreciate it.