Plasmopara densa (Rabenhorst) Schröter, 1886

on Orobanchaceae

Rhinanthus spec., Belgium, prov. Antwerp, Geel, Neerheist © Carina Van Steenwinkel

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conidiophore

branching pattern

ultimate branches and conidia

conidia

gall

upperside of the leaves locally bleached and galled; at the underside a whitish to yellowish fungal bloom consisting of erect, distally strongly branched conidiophores, up to 0l.3 mm high; the final branches with a blunt tip. The conidia are ± globular, with an apical papilla. In the plant tissue locally oospores are formed, and particularly there galling occurs.

host plants

Orobanchaceae, oligophagous

Bartsia alpina; Bellardia trixago; Melampyrum nemorosum; Odontites litoralis, vulgaris; ? Pedicularis foliosa, palustris; Rhinanthus alectorolophus, alpinus, angustifolius, glacialis, minor, serotinus.

references

Blumer (1946a), Brandenburger (1985a: 562), Buhr (1964b), Chater, Woods, Stringer, ao (2020a), Dauphin & Aniotsbehere (1997a), Dietrich (2013a, 2016b), Doppelbaur & Doppelbaur (1973a, 1974a), Doppelbaur, Huber & Poelt (1965a), Duarte, Choi, Soares & Barreto (2014a), Ellis & Ellis (1997a), García-Blázquez, Constantinescu, Tellería & Martín (2007a), Göker, Voglmayr, Riethmüller, Weiß & Oberwinkler (2003a), Hafellner (1980a), Jage, Klenke, Kruse ao (2017a), Jage, Scholler & Klenke (2010a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2019a), Kruse, Thiel, Brodtbeck ao (2017a), Müller (2015a), Müller & Kokeš (2008a), Mułenko, Kozłowska, Bacigálová ao (2014a), Negrean (1996b), Riethmüller, Voglmayr, Göker ao (2002a), Tomasi (2014a), Unamuno (1942a).