Microscopic features must be confirmed to identify this species. Reports without microscopic details are speculative. Several species of Phragmidium are known from Maryland.
Causing orange rust on roses (Rosa).
There are 5 records in the project database.
GA | AL | WA | FR | CL | MO | HO | BA | BC | HA | CE | PG | AA | CV | CH | SM | KE | QA | CN | TA | DO | WI | SO | WO |