Species

Phragmidium violaceum (Rubus rust)

Phragmidium violaceum. Photo: (c) Reiner Richter, some rights reserved (CC BY-NC-SA)

Phragmidium violaceum is a plant pathogen native to Europe, Africa, and the Middle East. It primarily infects Rubus species.

— Wikipedia

Sightings

Where in Humboldt


Discussion

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