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Nettle fungus (Mycosphaerella superflua?)

Posted: Tue Oct 17, 2017 10:04 am
by markwilson
Black spotted fungus - white downy underside of leaf of Urtica dioica (nettle) - I think it is Mycosphaerella superflua see http://bladmineerders.nl/parasites/fung ... superflua/

From West Somerset