Plant Parasites of Europe

leafminers, galls and fungi

Puccinia sorghi

Puccinia sorghi Schweinitz, 1834

on Oxalis

gall

Aecia yellow, cupulate, generally hypophyllous, in circular groups around the spermogonia.

spermogonia, aecia

Oxalidaceae, narrowly monophagous

Oxalis corniculata, fontana, stricta.

Not on white-flowering species.


on Zea

Puccinia sorghi on Zea mays

Zea mays, Hungary, Kimle, 19.viii.2018 © László Érsek

Puccinia sorghi: uredinium on Zea mays

uredinium

Puccinia sorghi: telium on Zea mays

telium, still covered by the epidermis

Puccinia sorghi: telium on Zea mays

telium, now naked

Puccinia sorghi: urediniospores, teliospores

Zea mays, uit González Fragoso (1924a): urediniospores, teliospores

gall

Uredinia and telia amphigenous, in large groups, cinnamon brown and dark brown, respectively. Teliospores two-celled, the top cell distally with a thickened wall, on a persistent pedicel, up to over twice as long as the spore.

uredinia, telia

Poaceae, monophagous

Euchlaena mexicana; Zea mays, perennis.

synonyms

Puccinia maydis Bérenger, 1844.

references

Alaei, De Backer, Nuytinck, Maes, Höfte & Heungens (2009a), Beenken & Senn-Irlet (2016a), Brandenburger (1985a), Buhr (1965a), Gäumann (1959a), Gjaerum & Dennis (1976a), González Fragoso (1922a, 1924a), Henderson (2000a, 2004a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Llorens i Villagrasa (1984a), Losa España (1942a), Melgarejo Nárdiz, García-Jiménez, Jordá Gutiérrez ao (2010a), Melzer, Pittoni, Poelt & Scheuer (1984a), Negrean & Anastasiu (2006a), Poelt & Zwetko (1997a), Savchenko, Heluta, Wasser & Nevo (2014d), Savchenko, Wasser, Heluta & Nevo (2019a), Scheuer & Bechter (2012a), Termorshuizen & Swertz (2011a), Unamuno (1941b), Vanderweyen & Fraiture (2011a), Wilson & Henderson (1966a).

Last modified 21.xii.2019