Fabio Stergulc, Università di Udine, Bugwood.org
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms
Andrej Kunca, National Forest Centre - Slovakia, Bugwood.org
August, 2001
Andrej Kunca, National Forest Centre - Slovakia, Bugwood.org
August, 2001
Andrej Kunca, National Forest Centre - Slovakia, Bugwood.org
August, 2001
Petr Kapitola, Central Institute for Supervising and Testing in Agriculture, Bugwood.org
blotches on infected leaves; June 2001
Petr Kapitola, Central Institute for Supervising and Testing in Agriculture, Bugwood.org
blotches on infected leaves
Petr Kapitola, Central Institute for Supervising and Testing in Agriculture, Bugwood.org
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms on buckeye (Aesculus spp.)
Mary Ann Hansen, Virginia Polytechnic Institute and State University, Bugwood.org
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms on red buckeye (Aesculus pavia)
Andrej Kunca, National Forest Centre - Slovakia, Bugwood.org
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms on common horse chestnut (Aesculus hippocastanum)
Fabio Stergulc, Università di Udine, Bugwood.org
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms
Bruce Watt, University of Maine, Bugwood.org
Leaf spot with pycnidia evident
Bruce Watt, University of Maine, Bugwood.org
Leaf spot with pycnidia evident
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms
August, 2001
August, 2001
August, 2001
blotches on infected leaves; June 2001
blotches on infected leaves
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms on buckeye (Aesculus spp.)
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms on red buckeye (Aesculus pavia)
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms on common horse chestnut (Aesculus hippocastanum)
Guignardia blotch of buckeyes and horsechestnuts (Guignardia aesculi) symptoms
Leaf spot with pycnidia evident
Leaf spot with pycnidia evident