Erysiphe caulicola (Petrak) Braun, 1982

on Astragalus

gall

mycelium mainly on the stems, thin. Conidia solitary, elliptic, without fibrosin bodies. Cleistothecia with 5-15 asci, that contain 4-7 spores. Appendages numerous, sub-equatorial and equatorial, 0.5 – 3 x the diameter; they are indistinctly or not septate, little branched, and often have a rough surface.

host plants

Fabaceae, monophagous

Astragalus glycyphyllos, pseudoglaucus, varius.

references

Braun (1995a), Braun & Cook (2012a), Klenke & Scholler (1995a), Negrean & Denchev (2004a).

mod 20.vii.2019