Chuppomyces handelii (Bubák), Braun, Nakashima, Videira & Crous, 2017

on Rhododendron

Cercospora handelii: leaf spots on Rhododendron ponticum

Rhododendron ponticum, Eerbeek

Cercospora handelii: leaf spots on Rhododendron ponticum

underside of a leaf

Cercospora handelii: leaf spot on Rhododendron ponticum

small greyish flakes of conidia at the underside

Cercospora handelii: leaf spot on Rhododendron ponticum

more strongly magnified

Cercospora handelii: conidia

the conidia are 80-100 µm long

gall

large leaf spots, deep red margined, on living leaves.

hostplants

Ericaceae, monophagous

Rhododendron luteum, ponticum.

synonyms

Cercospora handelii Bubák, 1909; Cercoseptoria handelii (Bubák) Deighton, 1976.

references

Ellis & Ellis (1997a), Świderska-Burek (2015a), Videira, Groenewald, Nakashima ao (2017a).

mod 24.xii.2018