Puccinia magnusii Klebahn, 1895

on Ribes

gall

See under Puccinia caricina.

spermogonia, aecia

Grossulariaceae, monophagous

Ribes alpinum, aureum, nigrum, sanguineum.


on Carex

Puccinia magnusii: telia on Carex riparia

Carex riparia, England, Berks, VC22: telia; © Malcolm Storey, Bioimages

gall

uredinia hypophyllous, light brown, on yellow spots. Urediniospores with 3(4) equatorial pores, wall thickness 1-2µm. Telia blackish brown. Teliospores 2-celled, almost without constriction clavate, narrowing into the pedicel; wall smooth, apical part of top cell moderately thickened; pedicel hyaline, up to half as long as the spore.

uredinia, telia

Cyperaceae, narrowly monophagous

Carex acutiformis, riparia.

Klenke & Scholler only mention C. riparia.

synonyms

many authors, and also the Index Fungorum (2016) consider magnusii conspecific with, or at best a variety of, P. caricina.

references

Brandenburger (1985a), Buhr (1964b), Gäumann (1959a), Klenke & Scholler (2015a), Poelt & Zwetko (1997a), Redfern & Shirley (2011a), Termorshuizen & Swertz (2011a), Woods, Stringer, Evans & Chater (2015a).

mod 7.vi.2018