Exobasidium japonicum
Alternative names
Azalea leaf gall fungus
Description
The fungus Exobasidium japonicum causes galls on the live leaves of Rhododendron species including azaleas. The galls are irregularly swollen, pale green at first then chalky white.
Identification difficulty
Habitat
Where Rhododendron species are present.
When to see it
When Rhododendron species are in leaf.
UK Status
Widespread in Britain, though not well recorded.
VC55 Status
Status in Leicestershire and Rutland not known.
Ray Pearce
Shepshed garden
17 June 2018
Ray Pearce
Shepshed garden
17 June 2018
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015