Ramularia rubella (Bonorden) Nannfeldt, 1950
on Rumex

Rumex obtusifolius, Texel, de Koog

hypophyllous colonies

conidia

a single conidium, length c. 30 µm, without septa
parasite
Leaf spots with caespituli. Conidia solitary, 6-12 x 15-35 µµ, aseptate.
host plants
Polygonaceae, oligophagous
Persicaria hydropiper; Rumex acetosa, acetosella, alpinus, aquaticus, confertus, conglomeratus, crispus, hydrolapathum, hymenosepalus, longifolius, maritimus, obtusifolius, palustris, patientia, pulcher, sanguineus, scutatus, stenophyllus.
synonyms
Ovularia canaegricola (Hennings) Hennings, 1899; O. obliqua (Cooke) Oudemans, 1883; Ramularia circumfusa Ellis & Everhart 1885.
references
Adamska (2005b), Bakhshi (2018a), Béguinot & Chevassut (1993a), Brandenburger (1985a: 91), Braun (1998a), Chater, Woods, Stringer, ao (2021a), Doppelbauer & Doppelbauer (1973a), Ellis & Ellis (1997a), Jage, Klenke, Kruse ao (2016a), Jage, Kruse, Kummer ao (2013a), Jage, Scholler & Klenke (2010a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a, 2019a), Kruse & Jage (2014a), Losa España (1944a), Mułenko, Sałata & Wołczańska (1995a), Negrean (1996b, Poelt & Fritz-Schroeder (1983a), Révay (1998a), Roldan Garrigós & Honrubia García (1992a), Ruszkiewicz-Michalska (2006a), Scheuer & Bechter (2012a), Unamuno (1941a, 1943a), Wołczańska (2005a).