Plant Parasites of Europe

leafminers, galls and fungi

Puccinia borealis

Puccinia borealis Juel, 1894

on Thalictrum

gall

spermogonia unknown. Aecia hypophyllous on yellowish or reddish leaf spots that are not galled; spore mass orange; spores verruose, ± 13 µm ø.

spermogonia, aecia

Ranunculaceae, marrowly monophagous

Thalictrum alpinum.


on Agrostis, Anthoxanthum

gall

uredinia epiphyllous ,orange, on pale leaf spots; clavate paraphyses present; urediniospores with 4-6 pores. Telia hypophyllous, black, covered by the epidermis; paraphyses present. Teliospores two-celled; wall smooth, thin, somewhat thickened at the very tip. Pedicel short.

uredinia, telia

Poaceae, narrowly oligophagous

Agrostis alpina, rupestris; Anthoxanthum odoratum.

synonyms

many authors, including Termorshuizen & Swertz, and also the Index Fungorum (2016), consider this species conspecific with P. recondita.

notes

high-alpine species.

references

Blumer (1946a), Gäumann (1959a), Klenke & Scholler (2015a), Termorshuizen & Swertz (2011a), Zwetko & Blanz (2012a).

27/05/2017

Last modified 17.vii.2017