Plant Parasites of Europe

leafminers, galls and fungi

Puccinia opizii

Puccinia opizii Bubák, 1902

on Asteraceae, Cichoreae

Puccinia opizii: aecia on Lapsana communis

Lapsana communis, Hellendoorn, 30.iv.2021 © Arnold Grosscurt


Spermogonia epiphyllous, aecia hypophyllous, cupulate, both on intensively discoloured spots; spores 10-18 x 12-21 µm; attached to the spore wall a number of easily detached platelets.

spermogonia, aecia

Asteraceae, narrowly oligophagous

Crepis biennis, capillaris, vesicaria & subsp. taraxacifolia; Lactuca muralis, perennis, quercina, saligna, sativa, serriola, virosa; Lapsana communis; Senecio viscosus, vulgaris; Sonchus arvensis, asper, oleraceus.

on Carex


uredinia and telia hypophyllous, also on the stems, on discoloured spots; the uredinia rust-coloured, the telia blackish brown. Urediniospores with 2(3) equatorial germination pores, that not are capped by a distinct papillae. Teliospores two-celled, wall of the top cell apically strongly thickened; on a persistent more or less hyaline pedicel of about same length as the spore.

uredinia, telia

Cyperaceae, narrowly monophagous

Carex appropinquata, chordorrhiza, divulsa & subsp. leersii, muricata & subsp. pairae, paniculata, spicata.


many authors, including Termorshuizen & Swertz, and also the Index Fungorum (2016) consider this species conspecific with Puccinia dioicae, or a variety of it.


Afshan, Khalid & Niazi (2012a), Brandenburger (1985a: 681, 870), Buhr (1964a, 1965a), Ellis & Ellis (1997a), Gäumann (1959a), González Fragoso (1924a), Henderson (2000a, 2004a), Heluta, Hayova, Tykhonenko ao (2010a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Marková & Urban (1988a), Melzer, Pittoni, Poelt & Scheuer (1984a), Poelt & Zwetko (1997a), Roskam (2009a), Ruszkiewicz-Michalska (2006a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Tóth (1994a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).

Last modified 18.xii.2022