Puccinia thalictri-koeleriae Gäumann, 1936

on Thalictrum

gall

spermogonia epiphyllous.Aecia orange-yellow, in loose groups, hypophyllous, also on the petioles, cupulate. Infected spots are somewhat thickened and brown above. Aeciospores ± globular.

spermogonia, aecia

Rancunlaceae, narrowly monophagous

Thalictrum foetidum


on Koeleria

gall

uredinia bright orange, epiphyllous, small, without paraphyses; urediniospores 21-24 x 23-26 µm, brown, spinulose, ± 5-6 germination pores. Telia black, long covered by the epidermis; brown paraphyses present. Teliospores 2-celled, clavate, not constricted; wall smooth, at the flattened tip somewhat thickened; pedicel short.

uredinia, telia

Poaceae, narrowly monophagous

Koeleria macrantha.

synonyms

The delimitation of the species presented here follows Klenke & Scholler. Contrariwise, several authors take this species as conspecific with, or a variety of, Puccinia recondita.

references

Brandenburger (1985a), Buhr (1964a, 1965a), Gäumann (1959a), Klenke & Scholler (2015a), Termorshuizen & Swertz (2011a).

mod 8.viii.2018