Plant Parasites of Europe

leafminers, galls and fungi

Exobasidium karstenii

Exobasidium karstenii Saccardo & Trotter, 1912

on Andromeda

Exobasidium karstenii on Andromeda polifolia

Andromeda polifolia, Polen, Bialowieza © Sébastien Carbonnelle

Exobasidium karstenii on Andromeda polifolia

underside of a galled leaf


leaves much broader than normal, reddened to bluish-purple; the shoots are somewhat enlarged; usually the galling concerns isolated shoots. The spores are curved, septate, up to 18 µm long.

host plants

Ericaceae, monophagous

Andromeda polifolia.


Exobasidium andromedae Karsten, 1878.


Buhr (1964b), Dauphin & Aniotsbehere (1997a), Döring (2003a), Doppelbaur & Doppelbaur (1973a), Ing (1994a, 2001a), Jage, Scholler & Klenke (2010a), Klenke & Scholler (2015a), Kruse (2019a), Negrean (1996a), Redfern & Shirley (2011a), Woods, Chater, Smith ao (2018a).

Last modified 14.vii.2019