Puccinia caricis-frigidae Fischer, 1897

on Cirsium

gall

aecia mainly hypophyllous, on discoloured spots; they are cupulate with white, outwards curved peridium segments; spore mass yellow.

spermogonia, aecia

Asteraceae, narrowly monophagous

Cirsium eriophorum, heterophyllum, rivulare, spinosissimum.


on Carex

gall

no specific uredinia; urediniospores are formed in small numbers between the teliospores; they have 2 pores above the equator. Telia mainly hypophyllous, black. Teliospores two-celled, slender, with a smooth wall, that apically is strongly thickened. Pedicel hyaline, persistent, long, sometimes even longer than the spore; the spores do not fall off.

uredinia, telia

Cyperaceae, nauw monophagous

Carex frigida, fuliginosa.

synonyms

some authors consider this species conspecific with Puccinia dioicae, or a variety of it.

references

Blumer (1946a), Brandenburger (1985a), Gäumann (1959a), González Fragoso (1924a), Klenke & Scholler (2015a) Mayor (1967a).

27/05/2017

mod 17.vii.2017