RT @wheatpath: Pale bramble #rust — also called bramble stem rust — on #blackberry (Rubus fruticosus) caused by #Kuehneola uredinis, here with a mix of secondary uredinia (orange) and telia (white) consumed by Mycodiplosis larvae (Verdale, FR). Teliospores are colorless, arranged in chains.

🐦🔗: https://nitter.eu/Plants_EFSA/status/1564182157689765890