Arcticomyces warmingii (Rostrup) Saville, 1959
on Saxifraga
gall
underside of the leaves with greyish-white patches of a powdery hymenium; no malformations.
host plants
Saxifragaceae, monophagous
Saxifraga aizoides, aspera, bryoides, oppositifolia, paniculata, rotundifolia.
synonyms
Exobasidium warmingii Rostrup, 1888.
references
Buhr (1965a), Crous, Wingfield, Schumacher ao (2020a), Hagen (1941a), Ing (1994a), Klenke & Scholler (2015a).