Melampsora euphorbiae-dulcis Otth, 1868

Fungi, Basidiomycota, Pucciniomycetes, Pucciniales

on Euphorbia

Melampsora euphorbiae-dulcis: telium

Euphorbia pilosa, from González-Fragoso (1925a): telium (section)

Melampsora euphorbiae-dulcis: paraphyses, spores

Euphorbia lathyris: telium (horizontal and vertical section), urediniospores, praphyses

gall

Spermogonia amphigenous. Aecia hypophyllous, orange, dish-shaped, without a peridium, on epiphyllous, deep red, yellow margined leaf spots. Uredinia orange yellow, with many capitate paraphyses, head ø 14-26 µm. Telia subepidermal, dark brown, spores columnar.

hostplants

Euphorbiaceae, narrowly monphagous

Euphorbia angulata, carniolica, dulcis, esula subsp. tommasiniana, lathyris, nicaeensis, platyphyllos, stricta.

references

Blumer (1946a), Brandenburgger (1985a), Gâumann (1959a), González-Fragoso (1925a), Klenke & Scholler (2015a), Losa España (1944a).

27/05/2017

mod 28.vi.2017