Oh, my rusty hollyhocks!

Oh, my rusty hollyhocks!

Observation - Oh, my rusty hollyhocks! - UK and Ireland. Description: gall-causing rust fungus on leaves and petioles of hollyhock planted on a narrow verge by the side of a minor village road.

gall-causing rust fungus on leaves and petioles of hollyhock planted on a narrow verge by the side of a minor village road.