Photos 1-3 show upper side of infected Podophyllum peltatum leaf with orangish-yellow spots caused by Allodus podophylli. Photos 4-5 show Allodus podophylli aecia on underside of leaf. Photo 6 shows infected plant in context.
Yes, this plant is native. This plant is invasive if it gets out of control. They do not provide a major source of food for wildlife.