Plant Parasites of Europe

leafminers, galls and fungi

Urocystis ranunculi

Urocystis ranunculi (Libert) Moesz, 1950

on Ranunculus

Urocystis ranunculi on Ranunculus spec.

Ranunculus spec., Belgium, prov. Limbourg, Reppel, Abeekvallei, 13.viii.2021 © Carina Van Steenwinkel

Urocystis ranunculi on Ranunculus spec.

underside of the leaves

Urocystis ranunculi on Ranunculus spec.

spore balls

Urocystis ranunculi on Ranunculus spec.

stronger maginificationa

Urocystis ranunculi gall

Ranunculus repens, Bergen op Zoom, 7.v.2012

gall

when the sori are ripe and rupture, a black powdery-granular mass of spore balls is released. The spore balls consist of 1-3 spores; the cover of sterile cells that is the hallmark of Urocystis is reduced here to just a few cells.

host plants

Ranunculaceae, monophagous

Ranunculus acris, aduncus, alpestris, arvensis, brevifolius, breyninus, bulbosus & subsp. aleae, carpaticus, cortusifolius, creticus, flammula, glacialis, hyperboreus, monophyllus, montanus, nivalis, oreophilus, oxyspermus, paludosus, parnassifolius, pedatus, platanifolius, polyanthemos & subsp. nemorosus, pseudomontanus, repens, sardous, spicatus, strigulosus, villarsii.

synonyms

Tuburcinia ranunculi (Libert) Liro, 1922; ? Urocystis ranunculi-alpestris Hruby, 1932.

references

Almaraz (1998a), Brandenburger (1972a), Buhr (1964b, 1965a), Denčev (1991a), Dietrich (2013a), Gjaerum (1976a), Ivić, Sever, Scheuer & Lutz (2013a), Jage, Scholler & Klenke (2010a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2019a), Lotze-Engelhard (2010a), Lutz & Vánky (2009a), Maire (1943a), Mayor (1975a), Mułenko, Sałata & Wołczańska (1995a), Negrean (1997a), Redfern & Shirley (2011a), Roskam (2009a), Savchenko & Heluta (2012a), Scholz & Scholz (2013a), Tomasi (2012a, 2014a), Vanderweyen & Fraiture (2014a), Vánky (1994a), Vánky & Abbasi (2013a), Vánky, Lutz & Bauer (2008b), Woods, Chater, Smith ao (2018a).

Last modified 15.viii.2021