Puccinia polygoni Albertini & Schweinitz, 1805

on Geranium

gall

spermoginia and aecia like those of P. polygoni-amphibii, but usually on pale green leaf spots.

uredinia, telia

Geraniaceae, monophagous

Geranium columbinum, dissectum, molle, pusillum, rotundifolium.


on Fallopia

Puccinia polygoni

Fallopia convolvulus, Zalk: upperside of the leaf © Arnold Grosscurt

Puccinia polygoni: uredinia

underside with uredinia

gall

Uredinia and telia predominantly hypophyllous, soon naked, brown and blackish brown, respectively. Urediniospores with 2 germination pores. Teliospores two-celled, the distal wall of the top cell strongly thickened; spores on a persistent, hyaline to yellowish brown pedicel of about the same length as the spore.

uredinia, telia

Polygonaceae, monophagous

Fallopia convolvulus, dumetorum.

synonyms

sometimes considered conspecific with P. polygoni-amphibii, or of its variety: P. polygoni-amphibii var.convolvuli Arthur, 1934.

references

Brandenburger (1972a, 1985a: 81), Gäumann (1959a), Jage, Klenke, Kruse ao (2016a), Jage, Kruse, Kummer, Caspari, Regin & Schmitt (2013a, Klenke & Scholler (2015a), Melzer, Pittoni, Poelt & Scheuer (1984a), Poelt & Zwetko (1997a), Riegler-Hager (2007a), Ruszkiewicz-Michalska (2006a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Tóth (1994a), Vanderweyen & Fraiture (2011a), Woods, Stringer, Evans & Chater (2015a).

19/04/2017

mod 12.viii.2017