Plant Parasites of Europe

leafminers, galls and fungi

Uromyces tuberculatus

Uromyces tuberculatus Fuckel, 1870

on Euphorbia

gall

No host plant alternation. Spermogonia and aecia hypophyllous, uniformly dispersed all over the leaf, that is not disfigured;, aecia sunken in the leaf tissue, orange, cupulate; spores densely verrucose. Uredinia cinnamon coloured, long covered by the epidermis; spores diameter 20-25 µm, with 5-7 pores. Telia amphigenous, almost black; spores one-celled, 18-24 x 20-30 µm, remotely verrucose; pedicel short, deciduous.

host plants

Euphorbiaceae, narrowly monophagous

Euphorbia exigua, nicaeensis subsp. glareosa.

references

Beltran Tejera (1976a), Brandenburger (1985a), Buhr (1964b), Ellis & Ellis (1997a), Gäumann (1959a), Gjaerum (1986a), Gjaerum & Sunding (1986a), González-Fragoso (1922a, 1925a), Henderson (2000a, 2004a), Klenke & Scholler (2015a), Poelt & Zwetko (1997a), Redfern & Shirley (2011a), Termorshuizen & Swertz (2011a), Vanderweyen & Fraiture (2008a), Wilson & Henderson (1966a).

Last modified 10.xi.2021