Plant Parasites of Europe

leafminers, galls and fungi

Exobasidium horvathianum

Exobasidium horvathianum (Thomas) Nannfeldt, 1981

on Rhododendron


peach-coloured, fleshy, globular gall, attached to a leaf; may reach up to 7 cm.

host plants

Ericaceae, narrowly monophagous

Rhododendron luteum, ponticum.


Dauphin & Aniotsbehere (1997a), Döring (2003a), Ing (1994a, 2001a), Klenke & Scholler (2015a), Nannfeldt (1981a).

Last modified 27.vii.2023