Plant Parasites of Europe

leafminers, galls and fungi

Uromyces bresadolae

Uromyces bresadolae Tranzschel, 1910

on Euphorbia


No host plant alternation, only chestnut to black telia, hypophyllous, scattered over the entire leaf. Teliospores one-celled; wall with a dense reticulate ornamentation; apically a low, almost, hyaline papilla.

host plants

Euphorbiaceae, narrowly monophagous

Euphorbia angulata.


According to Klenke & Scholler pustulate uredinia are formed indeed, albeit rarely: spores with 4 germination pores; a source is not mentioned.


Brandenburger (1985a: 339), Buhr (1964b), Gäumann (1959a), Klenke & Scholler (2015a).

Last modified 12.x.2022