Protomyces kriegerianus von Büren, 1922

on Leontodon, etc.

Hypochaeris radicata, België, prov. Limburg, Hechtel-Eksel, Katershoeve, 8.xi.2022 © Carina Van Steenwinkel: infected leaves

mesophyl fragment with ascogenous cells

ascogenous cells

ascogenous cells

gall

Infected parts of the leaf venation are galled, swollen, and deep red in colour; adjacent zone of the leaf disk has turned yellow. In the veins, around the vascular bundles, ascogenous cells are formed.

hostplants

Asteraceae, oligophagous

Hypochaeris radicata; Leontodon hispidus & subsp. hastilis.

synonyms

Brandenburger considers several Protomyces species, kriegerianus included, synonyms of P. pachydermus. MycoBank (2022) considers kriegerianus a synonym of Protomyces kreuthensis.Here, Klenke & Scholler and the Index Fungorum (2022) are followed, where krigerianus remains as an independent species.

references

Bacigálová (2004a), Bacigálová, Mułenko & Wołczańska (2005a, 2008a), Brandenburger (1985a), Buhr (1964b), Klenke & Scholler (2015a), Tomasi (2014a).