Plant Parasites of Europe

leafminers, galls and fungi

Pestalotiopsis guepinii

Pestalotiopsis guepinii (Desmazières) Steyaert, 1949

rhododendron gray blight

on Rhododendron

Pestalotiopsis sydowiana on Rhododendron ponticum

Rhododendron ponticum, Veluwezoom, 27.xi.2021 © Kees van Oorde

Pestalotiopsis sydowiana on Rhododendron ponticum

leaves killed by the fungus

Pestalotiopsis sydowiana on Rhododendron ponticum

part of the upper side of a leaf, with acervuli

Pestalotiopsis sydowiana on Rhododendron ponticum

conidia

Pestalotiopsis sydowiana on Rhododendron ponticum

conidium; scale interval 2.5 µm. De appendages at the tip are up to 30 µm long,

host plants

Ericaceae, monophagous

Rhododendron ponticum.

references

Maharachchikumbura, Guo, Chukeatirote, ao (011a).

Last modified 14.xii.2021