Populus detached leaves inoculated with Melampsora medusae f. sp. deltoidae from Quebec, Canada - MmdJ18H
Populus candicans 'Aurora' detached leaves
Canada: Quebec
Populus candicans 'Aurora' detached leaves inoculated with Melampsora medusae f. sp. deltoidae from Quebec, Canada; 18 dpi
Canada: Quebec